Salinity: Degree of saltiness, which is largely the OSMOLAR CONCENTRATION of SODIUM CHLORIDE plus any other SALTS present. It is an ecological factor of considerable importance, influencing the types of organisms that live in an ENVIRONMENT.Sodium Chloride: A ubiquitous sodium salt that is commonly used to season food.Salt-Tolerant Plants: Plants that can grow well in soils that have a high SALINITY.Salt-Tolerance: The ability of organisms to sense and adapt to high concentrations of salt in their growth environment.Stress, Physiological: The unfavorable effect of environmental factors (stressors) on the physiological functions of an organism. Prolonged unresolved physiological stress can affect HOMEOSTASIS of the organism, and may lead to damaging or pathological conditions.Seawater: The salinated water of OCEANS AND SEAS that provides habitat for marine organisms.Chenopodiaceae: The goosefoot plant family of the order Caryophyllales, subclass Caryophyllidae, class Magnoliopsida. It includes beets and chard (BETA VULGARIS), as well as SPINACH, and salt tolerant plants.Mesembryanthemum: A plant genus of the family AIZOACEAE. It is a native of Africa and widely planted for erosion control to stabilize soil along roadsides and beaches.Salts: Substances produced from the reaction between acids and bases; compounds consisting of a metal (positive) and nonmetal (negative) radical. (Grant & Hackh's Chemical Dictionary, 5th ed)Amino Acids, DiaminoOsmotic Pressure: The pressure required to prevent the passage of solvent through a semipermeable membrane that separates a pure solvent from a solution of the solvent and solute or that separates different concentrations of a solution. It is proportional to the osmolality of the solution.Gills: Paired respiratory organs of fishes and some amphibians that are analogous to lungs. They are richly supplied with blood vessels by which oxygen and carbon dioxide are exchanged directly with the environment.Germination: The initial stages of the growth of SEEDS into a SEEDLINGS. The embryonic shoot (plumule) and embryonic PLANT ROOTS (radicle) emerge and grow upwards and downwards respectively. Food reserves for germination come from endosperm tissue within the seed and/or from the seed leaves (COTYLEDON). (Concise Dictionary of Biology, 1990)Gene Expression Regulation, Plant: Any of the processes by which nuclear, cytoplasmic, or intercellular factors influence the differential control of gene action in plants.Droughts: Prolonged dry periods in natural climate cycle. They are slow-onset phenomena caused by rainfall deficit combined with other predisposing factors.Chromohalobacter: A genus of gram-negative, moderately halophilic bacteria in the family HALOMONADACEAE. They are chemoorganotrophic and grow optimally in media containing 8-10% salt.Plant Roots: The usually underground portions of a plant that serve as support, store food, and through which water and mineral nutrients enter the plant. (From American Heritage Dictionary, 1982; Concise Dictionary of Biology, 1990)Abscisic Acid: Abscission-accelerating plant growth substance isolated from young cotton fruit, leaves of sycamore, birch, and other plants, and from potatoes, lemons, avocados, and other fruits.Plants, Genetically Modified: PLANTS, or their progeny, whose GENOME has been altered by GENETIC ENGINEERING.Arabidopsis: A plant genus of the family BRASSICACEAE that contains ARABIDOPSIS PROTEINS and MADS DOMAIN PROTEINS. The species A. thaliana is used for experiments in classical plant genetics as well as molecular genetic studies in plant physiology, biochemistry, and development.Betaine: A naturally occurring compound that has been of interest for its role in osmoregulation. As a drug, betaine hydrochloride has been used as a source of hydrochloric acid in the treatment of hypochlorhydria. Betaine has also been used in the treatment of liver disorders, for hyperkalemia, for homocystinuria, and for gastrointestinal disturbances. (From Martindale, The Extra Pharmacopoeia, 30th ed, p1341)Adaptation, Physiological: The non-genetic biological changes of an organism in response to challenges in its ENVIRONMENT.Saline Solution, Hypertonic: Hypertonic sodium chloride solution. A solution having an osmotic pressure greater than that of physiologic salt solution (0.9 g NaCl in 100 ml purified water).Plant Proteins: Proteins found in plants (flowers, herbs, shrubs, trees, etc.). The concept does not include proteins found in vegetables for which VEGETABLE PROTEINS is available.Arabidopsis Proteins: Proteins that originate from plants species belonging to the genus ARABIDOPSIS. The most intensely studied species of Arabidopsis, Arabidopsis thaliana, is commonly used in laboratory experiments.Seedling: Very young plant after GERMINATION of SEEDS.Osmolar Concentration: The concentration of osmotically active particles in solution expressed in terms of osmoles of solute per liter of solution. Osmolality is expressed in terms of osmoles of solute per kilogram of solvent.Water: A clear, odorless, tasteless liquid that is essential for most animal and plant life and is an excellent solvent for many substances. The chemical formula is hydrogen oxide (H2O). (McGraw-Hill Dictionary of Scientific and Technical Terms, 4th ed)Adaptation, Biological: Changes in biological features that help an organism cope with its ENVIRONMENT. These changes include physiological (ADAPTATION, PHYSIOLOGICAL), phenotypic and genetic changes.Molecular Sequence Data: Descriptions of specific amino acid, carbohydrate, or nucleotide sequences which have appeared in the published literature and/or are deposited in and maintained by databanks such as GENBANK, European Molecular Biology Laboratory (EMBL), National Biomedical Research Foundation (NBRF), or other sequence repositories.Genes, Plant: The functional hereditary units of PLANTS.Seeds: The encapsulated embryos of flowering plants. They are used as is or for animal feed because of the high content of concentrated nutrients like starches, proteins, and fats. Rapeseed, cottonseed, and sunflower seed are also produced for the oils (fats) they yield.Cold Temperature: An absence of warmth or heat or a temperature notably below an accustomed norm.Plant Growth Regulators: Any of the hormones produced naturally in plants and active in controlling growth and other functions. There are three primary classes: auxins, cytokinins, and gibberellins.Fresh Water: Water containing no significant amounts of salts, such as water from RIVERS and LAKES.Soil: The unconsolidated mineral or organic matter on the surface of the earth that serves as a natural medium for the growth of land plants.Encyclopedias as Topic: Works containing information articles on subjects in every field of knowledge, usually arranged in alphabetical order, or a similar work limited to a special field or subject. (From The ALA Glossary of Library and Information Science, 1983)Soil Microbiology: The presence of bacteria, viruses, and fungi in the soil. This term is not restricted to pathogenic organisms.Agricultural Irrigation: The routing of water to open or closed areas where it is used for agricultural purposes.Soil Pollutants: Substances which pollute the soil. Use for soil pollutants in general or for which there is no specific heading.Oxygen: An element with atomic symbol O, atomic number 8, and atomic weight [15.99903; 15.99977]. It is the most abundant element on earth and essential for respiration.Oceans and Seas: A great expanse of continuous bodies of salt water which together cover more than 70 percent of the earth's surface. Seas may be partially or entirely enclosed by land, and are smaller than the five oceans (Atlantic, Pacific, Indian, Arctic, and Antarctic).Water Microbiology: The presence of bacteria, viruses, and fungi in water. This term is not restricted to pathogenic organisms.Pacific OceanIndian Ocean: A body of water covering approximately one-fifth of the total ocean area of the earth, extending amidst Africa in the west, Australia in the east, Asia in the north, and Antarctica in the south. Including the Red Sea and the Persian Gulf, it constitutes the third largest ocean after the ATLANTIC OCEAN and the PACIFIC OCEAN. (New Encyclopaedia Britannica Micropaedia, 15th ed, 1990, p289)Wetlands: Environments or habitats at the interface between truly terrestrial ecosystems and truly aquatic systems making them different from each yet highly dependent on both. Adaptations to low soil oxygen characterize many wetland species.Introduced Species: Non-native organisms brought into a region, habitat, or ECOSYSTEM by human activity.Ponds: Inland bodies of standing FRESHWATER usually smaller than LAKES. They can be man-made or natural but there is no universal agreement as to their exact size. Some consider a pond to be a small body of water that is shallow enough for sunlight to reach the bottom.Lakes: Inland bodies of still or slowly moving FRESH WATER or salt water, larger than a pond, and supplied by RIVERS and streams.Lythrum: A plant genus of the family LYTHRACEAE that contains ALKALOIDS.Ecosystem: A functional system which includes the organisms of a natural community together with their environment. (McGraw Hill Dictionary of Scientific and Technical Terms, 4th ed)Plant Weeds: A plant growing in a location where it is not wanted, often competing with cultivated plants.
Early Atlantic, or AT1, was a time of high lake levels, 8000-7000 BP; in Middle Atlantic, AT2, lakes were at a lower level, ... The sea rose to 3 m above its present level by the end of the period. The oysters found there required lower salinity. Tides of ... The higher water levels offset the effects of the submarine toxic zone in the Baltic Sea. It contained fish now rare there, ... Inland, lake levels in all north Europe were generally higher, with fluctuations. The temperature rise had the effect of ...
The overall level of salinity is modest. TEGA analysis of its first soil sample indicated the presence of bound water and CO2 ... These speeds seem high, but the atmosphere of Mars is very thin-less than 1% of the Earth's-and so did not exert much force on ... The pH and salinity level were viewed as benign from the standpoint of biology. Perchlorate On August 1, 2008, Aviation Week ... The highest temperature measured during the mission was −19.6 °C, while the coldest was −97.7 °C. Interpretation of the data ...
High levels of soil salinity can be tolerated if salt-tolerant plants are grown. Sensitive crops lose their vigor already in ... which led to high concentration of salts in the water table. After the construction, the continuous high level of the water ... Salinity in Australia. References[edit]. *^ from "Soil salinity" in WaterWiki, the on-line Knowledge and Collaboration Tool of ... An example of this occurred in Egypt in 1970 when the Aswan High Dam was built. The change in the level of ground water before ...
Lower water levels increase salinity threatening fish and wildlife. Salinity levels in the lake have been one prominent aspect ... Devils Lake is well known for its wide variations in lake levels, with large swings between low and high water levels. This ... with decreased salinity due to dilution. Because Devils Lake is endorheic, the lake tends to be much higher in salinity than ... They argue the outlet would create the potential for the transfer of unknown foreign aquatic species and high levels of ...
Probes measured the water salinity, temperature, and oxygen levels. Special instruments could measure plankton-, particle-, and ... The technical equipment included an ultra-high-resolution scanning Sonar [2] that was used for locating schools of juvenile ... larval survival is high, and large year-classes result. Research work at the ATOLL investigated the effects of small-scale ... bubble-concentrations and their size distributions[3]. Imaging equipment included low-light still and high speed video cameras ...
This stresses species not adapted to high salinity. High levels of salinity reduces water uptake in plants, by causing stomatal ... Forests undergo decline in areas of high salinity and shallow groundwater depths because these conditions make them more ... Forests undergo decline in areas of high salinity and shallow groundwater depths making them more susceptible to droughts. ... temperature levels, oxygen concentration and water levels. This links with interactions that structure the communities of ...
... tolerating high levels of soil salinity. The Elaeagnaceae often harbor nitrogen-fixing actinomycetes of the genus Frankia in ... causing formation of complex topography and climate with high rainfall seasonality. Angiosperm Phylogeny Group (2009). "An ...
High levels of salinity have been observed in the estero. The Estero Americano is protected by the Estero Americano State ... Water testing of Americano Creek and Estero has generally found pH (acidity) levels in the range of 7.5 to 8.0, which satisfies ... Pollutants found at hazardous level in the creek have included fecal bacteria, copper, ammonia, and zinc. The creek's ...
It can withstand very low phosphorus levels and high salinity levels. The drought-tolerance of the tree is strong due to its ... In its native range it is found at high altitudes in Taiwan as well as lower ones in mainland China. In the U.S. it is found in ... Furthermore, high concentrations of mercury have been found built up in tissues of the plant. Ailanthus has been used to re- ... The problem of odor was previously avoided by only selling pistillate plants since only males produce the smell, but a higher ...
In order for a marsh to be considered a freshwater marsh, the salinity level cannot exceed 2 ppt. With an increase in salinity ... Salt grass also tolerates the higher salinity of the brackish marsh. A shift from intermediate to brackish marshland is ... distinguished based on the level of salinity. Brackish marshland typically averages in salinity at 8 ppt (parts per thousand of ... Because salt marsh hay tolerates a wide variety of salinity levels, it is also the dominating grass found in brackish marshland ...
High salinity levels have been recorded at the mouth of the river. Land use in the upper catchment is mostly beef cattle ... The highest recorded flood was in 1970 when the river reached 7.25 metres (23.8 ft) at the Bowen Pumping Station. The river ...
As the Andes Mountains became uplifted, plants adapted to dryer and higher microclimates resulting in a high level of ... Seasonally torrential waters and salinity levels affect regional vegetation patterns in this zone. Bolivian-Tucuman Formation: ... The high altitude Rio Grande and Pilcomayo river valleys transect this unit and are characterized by dry xeric vegetation zones ... Prepuna or High Interandean Valleys: From 2300m to 3200m, this zone is characterized by a mesotropical dry xeric bioclimatic ...
It inhabits fast flowing streams and rivers, but can tolerate high levels of salinity. Spawning occurs in marginal areas of the ... and sell for higher prices. Reported annual aquafarming production numbers of mrigal carp since the early 1990s have varied ...
The waters at the beach are known for their high salinity and resulting buoyancy. The salt levels are such that one can even ...
Results included increase in salinity and BOD levels, following which the complaint was filed. Complaints filed highlighting ... In response to the PIL, Bombay High Court ordered the project proponent to stop dumping of solid waste in Mulund-Thane SEZ. PIL ... The Mumbai High Court issued notices to port trust and Maharashtra Coastal Zone Management Authority. Meanwhile, officials from ... PIL filed by Vanashakti on the non-implementation of Wetland Rules led to High Court ruling that banned all construction on ...
They occur in saline and fresh water alike, due to their ability to tolerate high levels of salinity: they are euryhaline. The ... The toothcarp has retreated to high salinity areas where the mosquitofish cannot live. The Spanish toothcarp is characteristic ... The biology of the Spanish toothcarp is characterized by a high growth rate, early maturity, a high reproductive rate, multiple ... The level of genetic divergence shows that they were isolated early and that gene flow has not occurred. The divergence between ...
In southern Iraq good quality groundwater is rather limited because of high levels of salinity.(18) Salinity levels in Basrah ... In the 1970s, Iraq`s population enjoyed a relatively high level of water supply and sanitation services. Over 95% of the urban ... Where they are present, the total salinity and content of Na, Cl, NO3, SO4 and Fe ions increase. Such Fars formations cover a ... In Basrah, local water sources have a high salt content and water from the network is therefore often only used for washing and ...
Some species in this genus demonstrate high levels of halotolerance. In the Gulf of Thailand P. lutea tolerates daily tidal ... Moberg, F.; Nystrom, M.; Kautsky, N.; Tedengren, M.; Jarayabhand, P. (1997). "Effects of reduced salinity on the rates of ... van Woesik, R.; Golbuu, Y.; Roff, G. (2015). "Keep up or drown: adjustment of western Pacific coral reefs to sea-level rise in ... 1997) determined that when the salinity declines, the symbiotic zooxanthellae decrease their photosynthesis rate as the coral ...
A sabkha, its elevation is close to sea level. Due to the high level of salinity, only a small number of trees grow there. ...
... such as high turbidity levels, may require special preparation. If samples require a salinity adjustment to lower the salinity ... a high level of toxicity, or when the test results are required to provide the highest confidence and precision. This test ... If a greater salinity is required, this can be accomplished by dissolving solid sodium chloride in the sample to achieve a ... This test is used for samples that are expected to have a low level of toxicity and is generally used as an environmental ...
After the harvesting ends, from November to April, the salinity level gets high in the water. At this time, prawn farming ... As the salinity level of the water in the fields is low, the rice cultivation starts in June and harvesting starts in November ...
The mud that makes up the soil in the low marsh has high levels of salinity. A plant that lives in soil that is highly saline ...
It grows intertidally on fine sandy or muddy substrates and can tolerate various levels of salinity. It tends to grow in a band ... It is adversely affected by high nutrient levels and cloudy water. Growth of Zostera noltii starts in the spring with the ... It grows subtidally in deeper water when it is in low salinity or brackish water in estuaries and lagoons. ... higher up the beach than Zostera marina beds and is often mixed with other seagrasses (Ruppia spp.). ...
They are most well known for their ability to adapt to high salinity levels and flooding. When dealing with floods, this ... This plant is commonly tested in labs involving its C3 photosynthesis and its unique resistance to salinity and adversity. ... Tolerance of Combined Submergence and Salinity in the Halophytic Stem-succulent Tecticornia Pergranulata. Rep. 2nd ed. Vol. 103 ...
The species can also tolerate higher salinity in the soil, making it easier to grow in more diverse habitats. Studies in soil ... In an experiment performed to assess the growth of slender wheatgrass and stressful salt levels, the results were "superior". ... This cultivar can be established in a high-saline habitat over other grass cultivars. "Salt-tolerant, perennial forage crops ... salinity tolerance have grown in interest due to changing environments and agricultural maintenance. ...
The higher organic content and water retention of the deeper and richer grassland soils, with long term burial of carbon in ... The subsequent uplift of mountains in the western Mediterranean region and a global fall in sea levels combined to cause a ... temporary drying up of the Mediterranean Sea (known as the Messinian salinity crisis) near the end of the Miocene. ... This, combined with higher surface albedo and lower evapotranspiration of grassland, contributed to a cooler, drier climate.[14 ...
... salexigens metabolism at low and high salinity conditions, driving to low and high production of ectoines. In addition, it can ... To explore and use C. salexigens as cell factory for ectoine(s) production, a comprehensive knowledge at the systems level of ... Interestingly, the four modules were independent both at low and high salinity conditions, as they did not correlate to each ... For this purpose, the construction of a robust and high-quality genome-based metabolic model of C. salexigens was approached. ...
The highest levels of salinity and Metallic Trace elements were recorded with using surface irrigation and the lowest were ... Whereas the highest levels of nutrients elements were recorded by using subsurface drip irrigation. Results for corn showed ... The concentrations of Metallic Trace elements in different parts of corn were significantly higher under treated wastewater ...
"My mission is to train the next generation of scientists by doing high impact, interdisciplinary science in a collaborative ... meaning that the plant can be induced to switch from C3 photosynthesis to CAM following water-deficit or salinity stress ... researchers demonstrate how genomics studies of microbial communities can be scaled up to the ecosystems level, which will ... lake communities to compare the microbial community profiles generated from high throughput short-read sequencing and high ...
... salinity, high light intensity, low temperature, and anoxia. A key biotic consequence of all these environmental changes is the ... was tested using gaseous ozone to increase the oxidative burden at a cellular level. The second hypothesis, that CAM ... However, ozone, unlike salinity, does not induce functional CAM, implying that the various metabolic components required for ... The data indicate that ozone, like salinity, elicits an increase in the transcript and protein abundance of myo-inositol o- ...
High levels of soil salinity can be tolerated if salt-tolerant plants are grown. Sensitive crops lose their vigor already in ... which led to high concentration of salts in the water table. After the construction, the continuous high level of the water ... Salinity in Australia. References[edit]. *^ from "Soil salinity" in WaterWiki, the on-line Knowledge and Collaboration Tool of ... An example of this occurred in Egypt in 1970 when the Aswan High Dam was built. The change in the level of ground water before ...
They have a high proportion of disturbed edge vegetation (Saunders et al.1991), which typically has high levels of weed ... Sodicity and salinity are usually high in the heavier subsoils. Soil texture varies depending on the proportion of clay and ... The Victorian Mallee contains a very high number of species which are threatened at both a national and a state level. A total ... 1991). While the patchy landscape of the Mallee may offer a high level of connectivity for some species, for many species the ...
What is the relationship between salinity and dissolved oxygen levels. ?. The higher the salinity, the lower the dissolved ... As a side note, weather, temperature, and salinity all effect dissolved oxygen levels. Faster moving water contains more ... The salinity can also be a limiting factor in aquatic ecosystems. This is the amounts of various inorganic minerals or salts ... This would mean a cold, fast moving, fresh water stream or river would contain the highest amounts of dissolved oxygen, and the ...
Salinity causes massive loss of economic crops due to the build-up of toxic salts in shoot. Rosmarinic acid (RA) has been known ... Salinity resulted in the biosynthesis of high levels of free proline, carbohydrates, and malondialdehyde (MDA). However, the ... Levy D, Veilleux RE (2007) Adaptation of potato to high temperatures and salinity-a review. Am J Potato Res 84:487-506CrossRef ... Root elongation was less affected by salinity in comparison to shoot elongation. Moderate levels of RA resulted in stimulatory ...
limited natural freshwater resources; high levels of soil and water salinity in the coastal plains; beach pollution from oil ... areas of high air pollution from motor vehicles and industry; water pollution from agricultural runoff and disposal of ... sea level rise; extreme weather events (cyclones, storms, and tsunamis producing floods, landslides, erosion, and reef damage ... Acid rain - characterized as containing harmful levels of sulfur dioxide or nitrogen oxide; acid rain is damaging and ...
"Fatty acid composition of lipids in vegetative organs of the halophyte Suaeda altissima under different levels of salinity, ... At all NaCl concentrations in nutrient solution, S. altissima tissues contained a relatively high K+ amount. Under salinity, ... Fatty acid composition of lipids in vegetative organs of the halophyte Suaeda altissima under different levels of salinity. ... Fatty acid composition of lipids in vegetative organs of the halophyte Suaeda altissima under different levels of salinity. ...
"Modulation of fish growth hormone levels by salinity, temperature, pollutants and aquaculture related stress: a review, Reviews ... Variations in water temperature have been shown to modulate fish GH with the overall consensus of highest levels of GH during ... Modulation of fish growth hormone levels by salinity, temperature, pollutants and aquaculture related stress: a review. Deane, ... Variations in water temperature have been shown to modulate fish GH with the overall consensus of highest levels of GH during ...
In just one or two days your alcohol levels can rise too high. What I look for is freshness, complexity and subtlety. ... Slopes and salinity. Georges Vernay was convinced that the slopes were crucial for quality. Not only do they offer good ... The soil] gives the effect of salinity in the mouth, he says. Its a good example of minerality. The best wines have a ... Despite the extra graft this promised, Georges daughter Christine was in high spirits. This will be her 19th vintage; at 89, ...
Alter Salinity. Cattails grow in fresh water. They will not survive in water with a high salinity level. So, flooding the area ... Use a salinity test kit to check the level of salt in the water. In case of low salinity, use additional salt blocks. For best ... With a very high reproductive rate, cattails spread rapidly, and you may find it difficult to control their growth. As in case ... Alter Water Levels. Flood the area with enough water to submerge the plants, during spring and summer. For best results, mow ...
Soil Salinity. Roots are affected by high salt levels. Soil salinity is determined by measuring the electrical conductivity of ... Salinity tolerance. Low. Medium. Medium. Medium. High. High. Medium. Photosynthetic Pathways. *Cool-season (C3) grasses: The ... High. High. Heat tolerance. Medium. Low. Medium. High. High. High. High. Drought tolerance. Medium. Medium. High. High. Low. ... High. High. Low. Low. Low. Cold tolerance. High. Low. Medium. Medium. High. ...
Boron levels were 0.25, 0.8, 2.5, 5.0, 10.0 mg·L-1 and salinity levels were 1.8 and 4.6 dS·m-1. Foliar injury caused by boron ... Response of Grafted and Non-grafted Melon Plants to High Boron and Salinity Levels. in HortScience ... Likewise, boron accumulation in leaf tissue from non-grafted plants was higher than in grafted plants. High salinity led to ... in order to compare the responses of grafted and non-grafted melon plants to combinations of high levels of boron and salinity ...
... soil salinity caused by climate change is increasingly causing problems for crops. Farmers instead of cultivating hybrid rice ... High salinity levels had made growing rice difficult.. Like Rosairo, nine other men in the northwestern district of Puttalam ... You are here: Home › News › Sri Lankan farmers use traditional rice to beat salinity ... "Our objective is to find out what crop varieties can be cultivated under climate stress situations such as soil salinity," said ...
Chironomids are highly effective indicators of lake salinity. Some chironomid species tolerate higher salinity levels better ... especially during periods of changes in salinity ...
Average yields in all major crops are only a small fraction of record yields, and drought and soil salinity are the main ... Average yields in all major crops are only a small fraction of record yields, and drought and soil salinity are the main ... 2002). Trehalose accumulation in rice plants confers high tolerance levels to different abiotic stresses. Proc. Natl. Acad. Sci ... FIGURE 2. Diagram of basic and general stress responses caused by high soil salinity or drought. Under stress, plant cells try ...
Application of PGPR inoculants is a promising measure to combat salinity in agricultural fields, thereby increasing global food ... It is well-understood that environmental adaptations and genetic traits regulate salinity tolerance in plants, but imparting ... This review intends to elucidate the understanding of salinity tolerance mechanisms attributed by plant growth promoting ... It is well understood that environmental adaptations and genetic traits regulate salinity tolerance mechanisms but imparting ...
Congress title :IHLRWM - 12th International High-Level Radioactive Waste Management Conference. Congress location :Las Vegas. ... Hydraulic Head and Salinity Calibration of the Paris Basin Hydrogeological Model Developed by IRSN Bibliographie ... In addition, because the presence of pure halite in high quantities in the Keuper formation can generate brine close to salt ... the model satisfactorily simulates the observed hydraulic heads and salinity values throughout the entire Paris basin. This ...
Early Atlantic, or AT1, was a time of high lake levels, 8000-7000 BP; in Middle Atlantic, AT2, lakes were at a lower level, ... The sea rose to 3 m above its present level by the end of the period. The oysters found there required lower salinity. Tides of ... The higher water levels offset the effects of the submarine toxic zone in the Baltic Sea. It contained fish now rare there, ... Inland, lake levels in all north Europe were generally higher, with fluctuations. The temperature rise had the effect of ...
The overall level of salinity is modest. TEGA analysis of its first soil sample indicated the presence of bound water and CO2 ... These speeds seem high, but the atmosphere of Mars is very thin-less than 1% of the Earths-and so did not exert much force on ... The pH and salinity level were viewed as benign from the standpoint of biology. Perchlorate On August 1, 2008, Aviation Week ... The highest temperature measured during the mission was −19.6 °C, while the coldest was −97.7 °C. Interpretation of the data ...
Intermediate plume environments (salinity 34 ppt)more » were characterized by high levels of Synechococcuus carbon fixation ... High levels of heterokont carbon fixation gene expression that correlated with CO2 drawdown were observed in the high plume, ... Nearer-shore plume stations ("high plume," salinity, 32 ppt) had tremendous CO2 drawdown that was correlated to heterokont ( ... most likely because of high levels of colored dissolved organic matter (cDOM) in the ORP. The presence of pelagic nitrogen ...
It can withstand very low phosphorus levels and high salinity levels. The drought-tolerance of the tree is strong due to its ... "The Jepson Manual: Higher Plants of California. University of California Press. Retrieved 2010-02-07.. ... Nearly every part of A. altissima has had various uses in Chinese traditional medicine,[8] although there is no high-quality ... Furthermore, high concentrations of mercury have been found built up in tissues of the plant.[23] ...
SMOS Ocean Salinity Retrieval Level 2. Marco Talone, Jérôme Gourrion, Fernando Martin Porqueras, Nicolas Reul, Joe Tenerelli, ... High level signals may produce spurious responses in the receiver if mixed with local oscillator (LO) harmonics to produce a ... Level 2 post-processing External Sea Surface Salinity Calibration Correcting for the mean uncertainty introduced by the forward ... SMOS Ocean Salinity RetrievalLevel 2 Marco Talone, Jérôme Gourrion, Fernando Martin Porqueras, Nicolas Reul, Joe Tenerelli, ...
  • Scaling Microbial Genomics Discoveries for Ecosystem Modeling In showing how microbial metabolism is regulated by coupled nutrient cycling and soil carbon availability, researchers demonstrate how genomics studies of microbial communities can be scaled up to the ecosystems level, which will contribute to a deeper understanding of ecological processes and will aid the development of better global carbon cycling models. (doe.gov)
  • Using previous metabolic data as constraints, the metabolic model allowed us to simulate and analyse the metabolic osmoadaptation of C. salexigens under conditions for low and high production of ectoines. (biomedcentral.com)
  • It is a powerful tool to simulate and explore C. salexigens metabolism at low and high salinity conditions, driving to low and high production of ectoines. (biomedcentral.com)
  • It displays one of the broadest known growth salinity ranges [ 2 ], and is considered as a biological model to study prokaryotic osmoadaptation. (biomedcentral.com)
  • Osmotic stress is the immediate impact of salinity (occurs within minutes) due to hypertonic conditions and ion toxicity (occurs over several hours to days and weeks) is the result of toxic ions (Na + and Cl - ) accumulating in the cells. (frontiersin.org)
  • Provide the seed industry with improved grass germplasm and management practices that reduce the impact of salinity, weeds, and diseases on seed quality and profitability. (usda.gov)
  • An in vitro regeneration protocol was established using explants of the potato cultivar White Desiree to assess tolerance to salinity at a morphological, cellular, and biochemical level. (springer.com)
  • When changes in biochemical content (weight per individual) were compared, both CP and CC content decreased significantly as salinity or DO decreased, whereas no pattern was observed for CF. EC (calories per gram) was not significantly different among DO treatments, but varied significantly with salinity. (biomedsearch.com)
  • 2002, Wu 2002), relatively few studies have investigated the effect of hypoxia on growth and biochemical composition in bivalves, especially in ecosystems where salinity may be a confounding factor. (biomedsearch.com)
  • This study aimed to analyze cell morphological alterations in maize roots as a consequence of excess salinity in relation to the transcriptional and epigenetic regulation of the cell wall related protein genes. (biomedcentral.com)
  • One reason of the growth suppression is inadequate photosynthesis due to stomatal closure and consequently limited carbon dioxide uptake under salt stress [ 4 ] and thus most morphological and transcriptional studies on the effect of excess salinity have been focused on shoots and leaves because they are responsible for photosynthesis. (biomedcentral.com)
  • Excess levels of metals commonly found in mining discharges, such as iron and aluminum, can be toxic to fish by disrupting metabolic and reproductive systems. (epa.gov)
  • Alterations in environmental salinity impose osmoregulatory stress on fish and upon exposure to increased salinities GH has been shown to be important in maintaining hypoosmoregulatory function. (deepdyve.com)
  • Environmentally important pollutants, including xenoestrogens and heavy metals have been shown to affect GH mediated mechanisms, in fish, possibly via interference with the GH receptor and/or GH transcription, whereas aquacultural related stressors such as handling, confinement/overcrowding and nutritional stress have also been shown to affect GH levels. (deepdyve.com)
  • Salinity affects plant growth and is a major abiotic stress that limits crop productivity. (frontiersin.org)
  • Nitrates are not as toxic as ammonia or nitrites but they are harmful and will stress your fish at high enough levels. (fishlore.com)
  • Comparative transcriptome analysis of Yersinia pestis in response to hyperosmotic and high-salinity stress. (semanticscholar.org)
  • DNA microarray was used as a tool to investigate genome-wide transcriptional responses of Yersinia pestis to hyperosmotic and high-salinity stress. (semanticscholar.org)
  • Hyperosmotic stress specifically upregulated genes responsible for ABC-type transport and the cytoplasmic accumulation of certain polysaccharides, while high-salinity stress induced the transcription of genes encoding partition proteins and several global transcriptional regulators. (semanticscholar.org)
  • An important stress for yeast in the wild is high osmolarity. (nature.com)
  • These data suggested that the up-regulation of some cell wall related genes mediated cell enlargement to possibly mitigate the salinity-induced ionic toxicity, and different genes had specific function in response to salt stress. (biomedcentral.com)
  • Proline biosynthesis genes and their regulation under salinity stress in the euryhaline copepod Tigriopus californicus. (nih.gov)
  • Identify bioactive compounds and genes that mediate the response of Lolium and Festuca to salinity related stress. (usda.gov)
  • Various levels of external stress responses were noticed at 8 and 10 ppt salinity. (omicsonline.org)
  • In an effort to address this challenge, we generated temporal imaging data from 378 diverse rice genotypes across 14 d of 90 m m NaCl stress and developed a statistical model to assess the genetic architecture of dynamic salinity-induced growth responses in rice germplasm. (plantphysiol.org)
  • A region on chromosome 1 regulates both the fluorescence shift indicative of the longer term ionic stress and the early growth rate decline during salinity stress. (plantphysiol.org)
  • The genetic basis of temporal adaptive responses to salinity stress remains to be explored in rice and other crops. (plantphysiol.org)
  • AbdElgawad H, Zinta G, Hegab MM, Pandey R, Asard H, Abuelsoud W (2016) High salinity induces different oxidative stress and antioxidant responses in maize seedlings organs. (springer.com)
  • High salinity stress impairs plant growth and development. (nih.gov)
  • Elevated stress tolerance of AtTPPD overexpressors correlated with high starch levels and increased accumulation of soluble sugars, suggesting a role for AtTPPD in regulating sugar metabolism under salinity conditions. (nih.gov)
  • Under optimal NaCl concentration in medium (250 mM), the content of lipids in plant aboveground organs per fresh weight was more than 2.5-fold higher than under 1 or 750 mM NaCl, whereas in the roots opposite patten was observed. (deepdyve.com)
  • This review intends to elucidate the understanding of salinity tolerance mechanisms attributed by plant growth promoting rhizobacteria (PGPR). (frontiersin.org)
  • Decaying plant or animal protein, nitrogen fertilizer, silage juices and other factors may contribute to high levels of nitrogen forms in surface waters. (osu.edu)
  • Salinity can also cause a combination of complex interactions that affect plant metabolism, nutrient requirement, and susceptibility to injury . (scirp.org)
  • Understanding molecular mechanisms underlying plant salinity tolerance provides valuable knowledgebase for effective crop improvement through genetic engineering. (mcponline.org)
  • Salinity is the most important limiting plant factor for agriculture development and growth changes in wheat. (scirp.org)
  • It is well known that root is the most important part of cereal, which not only can support fixation plant, but also can absorb and store salinity in the soil. (scirp.org)
  • Therefore, the study of plant root system has important significance on effects of salinity in soil. (scirp.org)
  • Enables measurement of total alkalinity with an accuracy of at least 6.8 mg/L as CaCO3 (low range, under 136 mg/L), and 17 mg/L as CaCO3 (high range, above 136 mg/L). (globe.gov)
  • His major source, Louisiana, is troubled by increasing salt levels in the brackish bayous and tributaries of the Mississippi River, where the oyster beds are traditionally found. (latimes.com)
  • Sodium contents varied from 0 to 4.75 g kg -1 , with the highest levels in chicken manure, cattle manure and sewage sludge. (scielo.br)
  • Adding that, "We are hardening the watershed and feeding it a high sodium diet that is detrimental to the health of aquatic ecosystems. (innovations-report.com)
  • Moderate levels of RA resulted in stimulatory effects on growth. (springer.com)
  • With a very high reproductive rate, cattails spread rapidly, and you may find it difficult to control their growth. (buzzle.com)
  • High salinity may interfere with the growth of aquatic vegetation. (ngwa.org)
  • The effects of temperature and salinity on plasma IGF-I levels and its interrelationship with growth, daily feed intake and feed conversion of juvenile turbot (initial mean weight 14 g) were investigated by rearing fish at 10, 14, 18 and 22 °C and 15, 25 and 33.5‰ for 3 months. (gu.se)
  • Although there was a high variation between IGF-I values within all groups there was a positive relationship between IGF-I levels and specific growth rates and daily feed intake. (gu.se)
  • The levels of IGF-I were almost three times higher for fish with higher growth rates than for those with lower growth. (gu.se)
  • Combined effects of dissolved oxygen and salinity on growth and body composition of juvenile green-lipped mussel Perna viridis. (biomedsearch.com)
  • however, coastal molluscs are more commonly exposed to sublethal levels of hypoxia, with growth being disturbed in the range of 1-4 mg [O.sub.L (Kidwell et al. (biomedsearch.com)
  • Salinity is an important abiotic factor that affects growth and survival of marine organisms, especially in shallow waters where sessile invertebrates such as mussels live (Brown & Hartwick 1988a, Brown & Hartwick 1988b). (biomedsearch.com)
  • When severe, they affect soil characteristics and crop growth in ways that are very visible and easily determined, but at less limiting levels growth and yield may still be reduced without these obvious recognizable effects. (canolacouncil.org)
  • Understanding the regulation this pathway may elucidate the mechanisms limiting the salinity ranges of marine taxa. (nih.gov)
  • Despite the fact that coastal lagoons are ecotones that are intricately connected to surrounding environments, they develop mechanisms for structural and functional regulation, which confer to these systems higher productivity and carrying capacities than surrounding ecosystems. (scielo.br)
  • At 15/25°C, the detrimental effect of light was determined in all populations at high salinity levels. (scialert.net)
  • Salinity affects a significant portion of arable land and is particularly detrimental for irrigated agriculture, which provides one-third of the global food supply. (plantphysiol.org)
  • Among the recent cases, one was contracted in Biloxi, Miss. That would involve swimming in the low salinity waters of the Mississippi Sound. (al.com)
  • The chemical study―especially of salinity―of the Kinneret waters has a long history. (scirp.org)
  • The Kinneret waters' level of salinity became so critical that heavy national investments were carried out on anthropogenic interventions within the natural ecosystem. (scirp.org)
  • When AmberLite™ IRC83 H is operated in the Na-form, it will remove total hardness even in high salinity waters such as those in oilfield SAGD systems. (dupont.com)
  • Gophen, M. (2016) A Review on Modeling of Kinneret Salinity with Practical Recommendations. (scirp.org)
  • Practices such as the failure to return organic residues to the soil, intensive tillage, overgrazing, limited crop rotation, and excessive application of fertilizers and pesticides can deplete soil organic matter and cause the buildup of pests, pathogens, heavy metals, or salinity over time. (ufl.edu)
  • Rosmarinic acid ameliorates the negative effects of salinity in in vitro-regenerated potato explants ( Solanum tuberosum L. (springer.com)
  • The results presented in this paper show that when considering these 'thermohaline' effects, the model satisfactorily simulates the observed hydraulic heads and salinity values throughout the entire Paris basin. (irsn.fr)
  • Following sharp decreases in global sea level in the first half of 2011 that were linked to the effects of La Niña, sea levels rebounded to reach record highs in 2012. (climate.gov)
  • Groundwater level monitoring provides information on the effects of climate, land use and groundwater abstraction on groundwater resources. (nrc.govt.nz)
  • Selenium can bioaccumulate through aquatic food webs and high levels of selenium can cause toxic effects in fish and birds. (epa.gov)
  • High levels of heterokont carbon fixation gene expression that correlated with CO2 drawdown were observed in the high plume, yet the magnitude of this phenomenon was far below that of the MRP, most likely due to the lower levels of anthropogenic nutrient input. (osti.gov)
  • This is 18 percent lower than the previous record low extent of 1.61 million square miles that occurred in 2007 and 54 percent lower than the record high minimum ice extent of 2.90 million square miles that occurred in 1980. (climate.gov)
  • The oysters found there required lower salinity. (wikipedia.org)
  • Higher percentages of CF and CP, and lower percentages of CC were obtained at reduced salinities and DO. (biomedsearch.com)
  • A meter at the Dauphin Island Sea Lab shows salinity in the lower bay has varied from about 15 parts per thousand to about 25 this week, all within the preferred range for Vibrio. (al.com)
  • Again, a place with lower salinity levels than most Gulf beaches. (al.com)