Productivity values in soil material changes 2016 reference values. Medical search. Frequent questions

The water quality used especially for irrigation is essential for soil quality and productivity (Lennteh, 2017). (ijaar.org)
In 2016 and 2017, the Alaska Native Science & Engineering Program honored her for creating systematic change in the hiring patterns of Indigenous Americans in the fields of science, technology, engineering, and mathematics. (jrosspub.com)
Severe bleaching events are already affecting reefs, as seen in the Great Barrier Reef during 2016 and 2017. (un.org)
As "a set of digital frameworks for social and marketplace interactions" (Kenny & Zysman, 2016), platforms replace and rematerialize markets, restructuring both economic exchange and patterns of information flow (Cohen, 2017). (itforchange.net)

New irrigation strategies are developed and tested on crops that feed the world, such as maize, to improve water productivity. (hindawi.com)
Much water is lost through excessive water use for crops, soil erosion, high evaporative demand, and runoff. (hindawi.com)
Although soil C sequestration with cover crops (CCs) has been linked with the potential of CCs in climate change mitigation, the long-term usage of CCs on soil C storage and farm-based economics have been widely overlooked. (nature.com)
If the world's farmers would have continued to grow crops at 1961 productivity levels, they would need almost 2.5 billion acres of new farmland to maintain today's food supply, which is more than the total land area of the United States. (agclassroom.org)
However, there are opportunities for Cambodia to develop and strengthen its agriculture sector through diversification, higher value-added crops, fisheries and livestock. (aciar.gov.au)
It has allowed exploring and developing new technologies to correct the deficiencies thus improving food crops nutritional value. (scholarsresearchlibrary.com)
GCP supported 25 projects to discover and develop markers for genes that control traits that enable key crops, including bean and chickpea, to tolerate drought and poor soils and resist pests and diseases. (generationcp.org)
Disruptive technology that will increase the productivity of cereal crops in situations where there is little nitrogen fertilisation. (upm.es)
The production of chemical nitrogen fertilisers using the Haber-Bosch process (150 T/year), which is necessary for highly productive agriculture, causes environmental problems on account of the fact that 50% of those fertilisers are never used by the crops and contaminate the soil, surface water and groundwater. (upm.es)
There is a need to improve the productivity of harvests in economically disadvantaged countries that do not have the resources to fertilise their crops (Africa and Asia). (upm.es)

Ancient Amazon soils are characterised by low concentrations of soil phosphorus (P). Therefore, it is hypothesised that plants may invest a substantial proportion of their resources belowground to adjust their P-uptake strategies, including root morphological, physiological (phosphatase enzyme activities) and biotic (arbuscular mycorrhizal (AM) associations) adaptations. (springer.com)
We compile the benefits and risks of nutrient management and soil amendments as well as of crop residue and harvest management in sugarcane soils on belowground microbial life and biogeochemical processes mediated by soil microbial communities, and we demonstrate that the massive planting of the crop brings environmental risks that include a potential impact on tropical soil ecosystem sustainability. (intechopen.com)

Abstract One hundred and two environmental and meteorological parameters have been investigated and compared with the performance of 20 soiling stations installed in the USA, in order to determine their ability to predict the soiling losses occurring on PV systems. (osti.gov)
article{osti_1351855, title = {An investigation of the key parameters for predicting PV soiling losses}, author = {Micheli, Leonardo and Muller, Matthew}, abstractNote = {Abstract One hundred and two environmental and meteorological parameters have been investigated and compared with the performance of 20 soiling stations installed in the USA, in order to determine their ability to predict the soiling losses occurring on PV systems. (osti.gov)

Assessing the Quality of Peri-Urban and Urban Irrigation Water and Irrigated Soils Using Heavy Metals as Indicators in Minna, Nigeria. (ijaar.org)
This research work aimed at assessing the quality of Peri-urban and Urban irrigation water and irrigated soils using heavy metals as indicators in Minna, Nigeria. (ijaar.org)
For purpose of this study some heavy metals pollutant (Lead, Cadmium, Chromium, Zinc and Copper) were used as indicator for evaluating the quality of the irrigation water as well as their rate of loading on soils irrigated by the water. (ijaar.org)

About 55 percent of Ohio's agricultural soils need drainage improvement to minimize soil erosion, excess soil-water conditions in the plant root zone, and unfavorable field conditions for farm equipment in the spring and fall. (osu.edu)
Soil erosion d. (worldbank.org)

Weeds of Australia, 2016. (villaopbalihuren.nl)

Many ecosystems become degraded through human impacts, such as soil loss, air and water pollution, habitat fragmentation, water diversion, fire suppression, and introduced species and invasive species. (wikipedia.org)

Because of the importance of groundwater in controlling porewater salinity and mangrove root productivity in karstic oceanic islands such as SAI, water use and coastal development should be regulated in the short term to avoid the loss of mangrove area and concomitant ecosystem services. (frontiersin.org)
The purpose of this study was to evaluate the impact of soil and water salinity on dietary behavior and health risk in the coastal people of Bangladesh. (iwaponline.com)
It is also moderately tolerant of soil salinity, and is not greatly affected by salt spray near the coast. (villaopbalihuren.nl)

Here, we evaluated root biomass, production, and turnover in three mangrove ecotypes to evaluate the role of soil nutrient limitation, stressors, and hydroperiod in controlling root dynamics in San Andres Island (SAI), a karstic oceanic island in the Caribbean Sea. (frontiersin.org)
Present study was aimed to understand the variation in herbaceous species composition, diversity, biomass and soil physicochemical properties in canopy gaps and under the canopy of semi-arid forests in the Aravalli hills. (researchsquare.com)
Relationship between biodiversity indices, herbs biomass and soil physicochemical properties was determined using Redundancy Analysis (RDA) and correlation analyses. (researchsquare.com)
The sites differed in terms of herbaceous species composition, diversity, biomass and soil physico-chemical properties. (researchsquare.com)
negative relationship between soil chemical properties and herbaceous biomass was found in study area. (researchsquare.com)
Even though canopy had positive effects on soil physico-chemical properties, overall negative effect on herbaceous diversity and biomass was seen. (researchsquare.com)
Reduced light for photosynthesis and tree root competition for soil resources may be the major factors negatively affecting herbaceous diversity and biomass. (researchsquare.com)
Canopy had a significant impact and herbs species composition, diversity, biomass and soil physico-chemical properties showed distinct differences in relation to it. (researchsquare.com)
The woody biomass of trees accumulates only a small fraction of most nutrients taken up from soil (Switzer and Nelson 1972 ). (springer.com)

The two types of soil were inoculated with five microbial combinations using plant growth promoting bacteria (PGPB, Pseudomonas fluorescens ) and mycorrhiza, and planted with two-day-old sorghum bicolor and Setaria italica (Foxtail millet) seedlings. (scirp.org)
The rhizosphere is the borderline between plant and microorganisms, within biological systems and soil. (scirp.org)
The rhizosphere is the borderline where interactions affect ecosystem and plant growth and productivity. (scirp.org)
Soil rhizosphere interactions involve soil microorganism and plant roots exudates. (scirp.org)
Stage-based deficit irrigation relies on the principle that plant response to water stress varies with the growth stage and that less water applied to plants at water stress tolerant stages may not cause a significant reduction of primary productivity [ 17 ]. (hindawi.com)
Total amount of plant C added to soil with CCs translated into greater soil organic carbon (SOC) content by 10-20 Mg C ha −1 than the no-CC control across both sites. (nature.com)
Overall, soil proved to be the major reservoir of nutrients for plant uptake and for the decomposition system that mineralizes and transformes organic matter, ensuring continued supplies of bioavailable nutrients. (springer.com)
It is used for developing high quality, disease free plant materials. (scholarsresearchlibrary.com)
Plant shoots can also be directly infected through exposure to resting spores in soil or from fungus on seeds that infects emerging seedlings. (manitobapulse.ca)
2016) also suggested that H2O2 molecules play dual roles in plant physiological and developmental processes. (researchgate.net)

Ecosystem processes" are the transfers of energy and materials from one pool to another. (wikipedia.org)
Tree canopies alter the abiotic environment for understory vegetation directly by affecting light availability, temperature, humidity, etc. and indirectly by influencing soil processes (Valladares et al. (researchsquare.com)
The risks of sugarcane management on soil microbes and their relationships with soil physicochemical factors and biogeochemical processes have not been described from an integrated perspective for different agronomic practices. (intechopen.com)

Poor-soil properties can limit rhizosphere microbial composition, interactions and plants productivity. (scirp.org)
Here, we provide a platform for multi-analytical interactions between ecologists analyzing the soil microbes at multiple ecological levels and geoscientists measuring the release of greenhouse gases and the physicochemical soil factors including labile fractions from soil organic matter in tropical sugarcane management systems. (intechopen.com)

Thus sustaining biodiversity so that ecosystem functioning and productivity are maintained is essential to supporting and enhancing life on Earth. (carleton.edu)
Sustaining biodiversity also aids humanity by preserving landscapes of recreational or inspirational value. (carleton.edu)

The soil water supply and atmospheric humidity conditions are crucial in controlling plants' stomatal behavior and water use efficiency. (mdpi.com)
This affects the gross primary productivity (GPP) and evapotranspiration (ET), subsequently leading to changes in water use efficiency (WUE) and carbon use efficiency (CUE) in plants. (mdpi.com)
A variant of RDI is the stage-based deficit irrigation, through which a timely application of water to the crop, based on growth stages, and water requirements can substantially increase irrigation efficiency and water productivity [ 15 , 16 ]. (hindawi.com)
The Good Growth Plan dataset shows aggregated productivity and resource efficiency indicators by harvest year. (worldbank.org)

Root production was modulated by soil stress conditions and not by nutrient availability as it has been reported for other karstic environments. (frontiersin.org)
In the current study, we used two types of soils, rich nutrient soil represented by potting-soil and poor-soil represented with nutrient-deprived poor-soil. (scirp.org)

Understanding the ecology of soil rhizosphere is essential to enhancing soil ecosystem and plants productivity. (scirp.org)
The use of arbuscular mycorrhiza inoculation combined with PGPB is ecofriendly method to enrich rhizosphere in poor-soil and eliminate the need to use any chemical fertilizers. (scirp.org)
They are vital in establishing rhizosphere effects as the interface between plants and soil. (techscience.com)

It increases medical costs and reduces economic productivity due to the ill health of workers. (europa.eu)
This increase in productivity increases the value of the land and land rents, but comes at a cost. (osu.edu)
This is done by Kynetec based on target productivity increases and assumptions regarding the variability of farm metrics in each cluster. (worldbank.org)

Geostatistical modelling shows that Se deficiency risks are influenced by soil type, and also by proximity to Lake Malawi where more fish is likely to be consumed. (nature.com)
Zinc (Zn) is amongst those micronutrients which affect the quality and postharvest life of the fruit and its deficiency in Pakistani soils is already reported by many researchers. (bvsalud.org)

From popular imagination to research activity, there is a palpable sense of a new turn in economic reorganization, impacting productivity, growth, jobs and skills in the future economy. (itforchange.net)

Most of the farmers do not pay attention to the supply of micro nutrients which are already deficient in the soil. (bvsalud.org)

Deficit irrigation is one of these strategies that can improve water productivity without a significant impact on crop production. (hindawi.com)
Here, the authors review the factors that affect the response of maize yield and irrigation water productivity to water stress induced by deficit irrigation using a quantitative approach. (hindawi.com)
These results suggest that regarding the climatic characteristics of site location and the complexity of maize production systems, site-specific levels of deficit irrigation should be recommended to limit yield loss and increase water productivity. (hindawi.com)
Water sample from five (5) irrigation sites namely: Kanfanin Kutare, Gidan Mongoro, Opposite Federal Secretariat, Morris and Ketaren Gwari all within peri-urban and urban Minna were collected and their heavy metal pollutants concentration were determined, expected annual loading rate in the soil and their values in the irrigated soil. (ijaar.org)
2016). Parameter use in evaluating quality of water is numerous, depending on the purpose for which the water is intended to be used for: aquaculture, drinking or irrigation. (ijaar.org)
Heavy metal are metal with density greater than 4gm -3 or the density of water, some of which are natural constituents of the earth crust while others are discharged into soil by irrigation with waste water as demonstrated by Nyamangara and Mzezewa (1999). (ijaar.org)
Effects of regulated deficit irrigation and mulch on yield, water use, and crop water productivity of onion in Samaru, Nigeria. (edu.ng)
Evaluation of Soil and Water Quality of Watari Irrigation Project in Semi-Arid Region, Kano, Nigeria. (edu.ng)

Species in the genus Ocimum are native to Africa, South America, and Asia, and are valued as aromatic and medicinal plants. (biomedcentral.com)

2016. CMS: Forest Carbon Stocks, Emissions, and Net Flux for the Conterminous US: 2005-2010. (ornl.gov)

Storing atmospheric CO 2 in the soil is a key strategy for mitigating climate change 2 , 3 due to a greater potential of soil to store C than atmosphere 4 . (nature.com)

Therefore, it is recommended that periodic monitoring of the water and the irrigated soil analytically and agronomic approach (bio-remedy) with sound legislation should be adopted. (ijaar.org)

The precipitation pattern was also found to be relevant: among the different meteorological parameters, the average length of dry periods had the best correlation with the soiling ratio. (osti.gov)
However, the actual values varied between years because the growth of plants was largely affected by the field microclimatic conditions (i.e., temperature, sunshine duration, and precipitation). (frontiersin.org)

Moreover, from 1998 to 2013, about one fifth of the Earth's land surface covered by vegetation showed persistently declining trends in productivity. (un.org)

Reducing potential soil damage due to the passing of forest machinery is a key issue in sustainable forest management. (mdpi.com)
Limiting soil compaction has a significant positive impact on forest soil. (mdpi.com)
The AGB estimates were derived from the Jet Propulsion Laboratory Multiangle Imaging Spectro-Radiometer (MISR) Level 1B2 Terrain radiance data and a multi-angle approach that exploits the relationship between forest AGB and a suite of red band reflectance values modeled at viewing angles with respect to the direction of illumination. (ornl.gov)
During her four years on the 17 million-acre Tongass National Forest in southeast Alaska, she and her teams earned multiple awards for exceptional productivity and meritorious service. (jrosspub.com)

The objective of the current study was to evaluate microbial inoculation ability to increase alkali elements availability in poor soil. (scirp.org)
A primary objective of hydrological modelling (HM) is to monitor the water balance in catchments and provide forecasts of key variables and fluxes (i.e., soil moisture and streamflow) at the seasonal scale. (copernicus.org)

Because much of the state is characterized by fertile, flat soils and adequate rainfall, crop production occurs on 45 percent of Ohio's land area. (osu.edu)

In young ecosystems, phosphorus is supplied to soil almost exclusively by the weathering of the parent material (Walker and Syers 1976 ), with small contributions from atmospheric deposition, varying greatly in space and time (Yu et al. (springer.com)
Mineralization of soil organic matter is the major immediate source of N, S, and boron (B) and, in some soils, is also the major source of phosphorus (P). The soil's cation exchange capacity and the weathering of primary and secondary soil minerals are the most important sources for calcium (Ca), potassium (K), magnesium (Mg), and many trace elements such as iron (Fe), copper (Cu), and zinc (Zn). (springer.com)

This problem has leads to the production of biofertilizers which are the cultures of microorganisms packed in a carrier material. (scholarsresearchlibrary.com)
Biofertilizers contain live or latent cells of efficient strains of phosphate solubilizing, nitrogen fixing or cellulolytic microorganisms used for the application to seeds, soil or composting areas [ 2 , 3 ]. (scholarsresearchlibrary.com)

There has been tremendous use of insecticides, fungicides and pesticides to increase the productivity but these products are responsible for depleting essential minerals from the soil thus affecting it in a negative way. (scholarsresearchlibrary.com)

The soil of under canopy regions had lower pH and bulk density, but higher soil moisture (%), electrical conductivity, soil organic carbon (SOC), soil total nitrogen (TN), SOC stock and soil TN stock than the canopy gaps. (researchsquare.com)
2013 ).y Plants under the tree canopy are benefitted by increased organic matter and moisture in the soil, wind protection, reduced air, and soil temperature, reduced daily oscillations of temperature, increased humidity, lower water vapor deficit and reduced transpiration (Valladares et al. (researchsquare.com)
Thus, white synthetic plastic mulch conserved soil moisture thereby improving Onion bulb yield. (edu.ng)
Effect of different soil moisture regimes on the yield and yield components of onion, Bangladesh J. Sci. (edu.ng)

Also, it is essential for ecological security, water and soil conservation, conservation of water sources, and economic growth in the distribution regions [ 13 ]. (techscience.com)

However, ability of soil to sequester atmospheric C, predominantly as soil organic carbon (SOC), varies across land management practices, crop rotations, quantity of C inputs, climatic conditions, and soil texture. (nature.com)

Healthy ecosystems also produce multiple benefits for all communities: clean air, water, food, raw materials and medicines, to name a few. (un.org)
In platformization, we see the building blocks of a new model of value creation and capture, one that usurps control of social and market ecosystems. (itforchange.net)

multiple iterative reviews and feedback cycles through the course of material development with input to the authoring team from both project editors and an external assessment team. (carleton.edu)
real in-class testing of materials in at least 3 institutions with external review of student assessment data. (carleton.edu)
multiple reviews to ensure the materials meet the InTeGrate materials rubric which codifies best practices in curricular development, student assessment and pedagogic techniques. (carleton.edu)

The results revealed that only cadmium at site Ketaren Gwari was discovered to be above permissible limit (0.023 mg L -1 ) and at the same vein exceeding the expected annual loading rate in almost all the study sites while for analyzed soil values only zinc and copper were recorded in all the sites but in small quantity. (ijaar.org)

such as water, soil and atmosphere. (wikipedia.org)

In the current study, two types of soils were studied under two levels of biological root systems with six microbial combinations. (scirp.org)

Scientists can identify individual genes and explore which ones are responsible for, or contribute to, valuable characteristics such as tolerance to drought or poor soils, or resistance to pests or diseases. (generationcp.org)

Soil conservation c. (worldbank.org)

Infection can lead to reduction in field pea grade, productivity and even seed yield, if severe widespread infection occurs early in the growing season. (manitobapulse.ca)

When reproducing by seeds, avoidance of competition in the early stages is needed (PROTA, 2016).Physiology and Phenology, D. eriantha is a fast-growing summer perennial grass (PROTA, 2016). (villaopbalihuren.nl)

2003 ), and, as a result, P availability in soils is usually considered to play an important role controlling growth rates in Amazon forests (Quesada et al. (springer.com)

Depreciation reduces the value of the asset over time due to its use, wear and tear, or uselessness. (osu.edu)

A. pinodes overwinters on pea stubble and residue, the primary source of inoculum, and can survive on stubble or in the soil as resting spores for many years. (manitobapulse.ca)

Mangroves sustain high soil accretion and carbon sequestration rates, yet it is still unknown if they can keep pace with increasing sea level rise (SLR) across a wider range of coastal geomorphic settings. (frontiersin.org)
In mid-century, G.E. Hutchinson, while always one to praise aesthetic values, commented disparagingly about the quantitative science of element cycling, specifically that ecosystem carbon (C) data were "wretchedly inadequate" (Hutchinson 1954). (springer.com)

Effect of organic materials on soil physio-chemical properties at Bayero University, Kano-Nigeria. (edu.ng)

MATERIALS AND METHODS: Eligible individuals age 40-and-older were recruited from the Riverstone Senior Center in upper Manhattan, New York City. (cdc.gov)

Anatomy1

Organisms5

Diseases2

Chemicals and Drugs11

Analytical, Diagnostic and Therapeutic Techniques and Equipment28

Psychiatry and Psychology2

Phenomena and Processes18

Disciplines and Occupations2

Anthropology, Education, Sociology and Social Phenomena2

Technology, Industry, Agriculture5

Information Science1

Named Groups1

Health Care24

Geographicals4

20174

Crops10

Belowground2

Abstract2

Heavy metals3

Erosion2

Weeds1

Impacts1

Salinity3

Biomass9

Plant10

Processes3

Interactions2

Biodiversity2

Efficiency4

Nutrient2

Rhizosphere3

Increases3

Deficiency2

Economy1

Nutrients1

Irrigation8

Medicinal plants1

Emissions1

Climate change1

Agronomic1

Precipitation2

Vegetation1

Forest4

Objective2

Crop production1

Phosphorus2

Microorganisms2

Increase the productivity1

Moisture4

Ecological1

Atmospheric1

Ecosystems2

Assessment3

Zinc1

Atmosphere1

Microbial1

Characteristics1

Conservation1

Yield1

Stages1

Forests1

Reduces1

Years1

Carbon2

Nigeria1

Methods1