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  • Artemisia
  • In our screening program for new agrochemicals from local wild plants, Artemisia capillari s and A . mongolica were found to possess insecticidal activity against the maize weevil, Sitophilus zeamais . (mdpi.com)
  • extracts
  • Here, the anticancer, antimicrobial and antioxidant activities of ten antioxidant-rich Cameroonian medicinal plants and of some of their isolated compounds are evaluated.The plant extracts were prepared by maceration in organic solvents. (nih.gov)
  • In this study, the AOA of the plant extracts and some of their isolated compounds were evaluated using three different methods - DPPH, TEAC and HAPX. (nih.gov)
  • Others have reported that organic extracts of the aerial components of this plant could inhibit oxidative processes. (hindawi.com)
  • species
  • Teucrium polium L. (Lamiaceae) (RDC 1117) is a medicinal plant whose species have been used for over 2000 years in traditional medicine due to its diuretic, diaphoretic, tonic, antipyretic, antispasmodic and cholagogic properties. (hindawi.com)
  • The genus Lippia (Verbenaceae) includes approximately 200 species of plants from the tropics of Africa as well as South and Central America. (scielo.br)
  • These differences in abiotic components alter the species present both by creating boundaries of what species can survive within the environment, as well as influencing competition between two species. (wikipedia.org)
  • In fact, considerable taxonomic difficulty has occurred in the past due to these differences, causing juvenile and adult plants to mistakenly be classified as different species. (wikipedia.org)
  • Another interesting quality of philodendrons leaves is they are often quite different in shape and size even between two plants of the same species. (wikipedia.org)
  • Mirabilis jalapa, the marvel of Peru or four o'clock flower, is the most commonly grown ornamental species of Mirabilis plant, and is available in a range of colours. (wikipedia.org)
  • The land imprinter was initially developed to revegetate desertified land in the southwestern United States and has been used to plant 20,000 hectares of land with grasses and other plant species in Arizona. (wikipedia.org)
  • Root-knot nematodes are distributed worldwide, and are obligate parasites of the roots of thousands of plant species, including monocotyledonous and dicotyledonous, herbaceous and woody plants. (wikipedia.org)
  • abiotic
  • In biology and ecology, abiotic components or abiotic factors are non-living chemical and physical parts of the environment that affect living organisms and the functioning of ecosystems. (wikipedia.org)
  • Abiotic components include physical conditions and non-living resources that affect living organisms in terms of growth, maintenance, and reproduction. (wikipedia.org)
  • All non-living components of an ecosystem, such as atmospheric conditions and water resources, are called abiotic components. (wikipedia.org)
  • Abiotic factors in ocean environments also include aerial exposure, substrate, water clarity, solar energy and tides. (wikipedia.org)
  • Consider the differences in the mechanics of C3, C4, and CAM plants in regulating the influx of carbon dioxide to the Calvin-Benson Cycle in relation to their abiotic stressors. (wikipedia.org)
  • Contents: 0-9 A B C D E F G H I J K L M N O P Q R S T U V W X Y Z See also References External links abiotic component Any non-living chemical or physical part of the environment that affects living organisms and the functioning of ecosystems, such as the atmosphere and water resources. (wikipedia.org)
  • triterpenes
  • Validation of a method for the determination of sterols and triterpenes in the aerial part of Justicia anselliana (Nees) T. Anders by capillary gas chromatography. (ac.be)
  • Reference : Validation of a method for the determination of sterols and triterpenes in the aerial. (ac.be)
  • This is the first method allowing the quantification of sterols and triterpenes in this plant. (ac.be)
  • stems
  • We previously reported that an aqueous extract of the leaves and stems of this plant could inhibit iron-induced lipid peroxidation in rat liver homogenate at concentrations that were not toxic to cultured hepatic cells. (hindawi.com)
  • The interest in the phytogeomorphological approach stems from the fact that the geomorphology component typically dictates the hydrology of the farm field. (wikipedia.org)
  • soil
  • Examples include plants growing in unfavourable climates, very dry climates where storage is intermittent depending on climatic conditions, and those adapted to surviving fires that can regrow from the soil afterwards. (wikipedia.org)
  • Some types of plant habit include: Herbaceous plants (also called Herbs): A plant in which all structures above the surface of the soil, vegetative or reproductive, die back at the end of the annual growing season, and never become woody. (wikipedia.org)
  • The angled teeth of the imprinter cut through weeds and brush to form a mulch, while the teeth press seeds of grasses and other plants into the soil. (wikipedia.org)
  • Plants and their root systems increase the quantity and size of macropores in soil, allowing rainwater to infiltrate. (wikipedia.org)
  • When ranges and grassland are overgrazed, soil becomes stripped of cover plants. (wikipedia.org)
  • Plants create small crests and troughs in the soil surface, making it rough. (wikipedia.org)
  • Ripping or chisel plowing can be used as alternatives to disking when soil is deeply compacted, as they are less destructive to soil components than disking. (wikipedia.org)
  • The second wave will aggregate the machine data for even more precise planting, topographical mapping, and soil data. (wikipedia.org)
  • Newly hatched juveniles have a short free-living stage in the soil, in the rhizosphere of the host plants. (wikipedia.org)
  • They may reinvade the host plants of their parent or migrate through the soil to find a new host root. (wikipedia.org)
  • stigmasterol
  • en] An accurate and sensitive method, combining soxhlet extraction, solid phase-extraction and capillary gas chromatography is described for the quantitative determination of one triterpene (lupeol) and three sterols (stigmasterol, campesterol and beta-sitosterol) and the detection of another triterpene (alpha-amyrin) from the aerial part of Justicia anselliana. (ac.be)
  • This method showed that the aerial part of J. anselliana contained (292+/-2)mg/kg of lupeol, (206+/-1)mg/kg of stigmasterol, (266+/-2)mg/kg of campesterol and (184+/-9)mg/kg of beta-sitosterol. (ac.be)
  • Poriferasterol and stigmasterol are the components of the aerial parts. (wikipedia.org)
  • Analysis of the methanolic extract of the aerial parts yields β-sitosterol, stigmasterol, ursolic acid, oleanolic acid and brassicasterol. (wikipedia.org)
  • precise
  • Advances in inducible gene expression technologies will facilitate more precise functional analyses of endogenous and exogenous genes, revealing new roles for genes that act at multiple stages in the plant life cycle. (plantphysiol.org)
  • nutrients
  • The philodendron, in turn, obtains nutrients from the surrounding ant nest, and the aggressive nature of the ants serves to protect the plant from other insects which would eat it. (wikipedia.org)
  • During that time, imprints funnel water toward seedlings, protect them from wind, and concentrate nutrients for plant growth. (wikipedia.org)
  • 2000
  • About 2000 plants worldwide are susceptible to infection by root-knot nematodes and they cause approximately 5% of global crop loss. (wikipedia.org)
  • extract
  • Fractionation of plant extract was performed by column chromatography and the structures of isolated compounds (emodin, 3-geranyloxyemodin, 2-geranylemodin) were confirmed spectroscopically. (nih.gov)
  • The effects of volatile components and ethanolic extract from the aerial parts of this plant on the proliferation and differentiation of primary osteoblasts were evaluated by the MTT method and measuring the activity of alkaline phosphatase (ALP activity). (mdpi.com)
  • Both volatile components and ethanolic extract (1 μg/mL to 100 μg/mL) significantly ( p (mdpi.com)
  • Lin X-H, Wu Y-B, Lin S, Zeng J-W, Zeng P-Y, Wu J-Z. Effects of Volatile Components and Ethanolic Extract from Eclipta prostrata on Proliferation and Differentiation of Primary Osteoblasts. (mdpi.com)
  • Bioassay-guided fractionation of an organic extract of the cell mass from a manipulated plant cell culture of M. jalapa led to the isolation and subsequent identification of an isoflavone, a roteinoid and a dehydrorotenoid, Two of these compounds are responsible for the antimicrobial activity against Candida albicans. (wikipedia.org)
  • tissues
  • The formation of woody tissue is an example of secondary growth, a change in existing tissues, in contrast to primary growth that creates new tissues, such as the elongating tip of a plant shoot. (wikipedia.org)
  • We demonstrate that direct contact between the aerial tissues and sucrose in the growth media is necessary and sufficient to promote emergence of lateral root primordia from the parent root. (plantcell.org)
  • We have developed a versatile two-component system that overcomes these limitations, providing reliable, conditional gene activation in restricted tissues or cell types. (plantphysiol.org)
  • Pathogen
  • Disease severity is modeled as rust population growth, where individuals are pathogen colonies (pustules) grouped in cohorts defined by date of initiation and plant part infected. (oregonstate.edu)
  • Pathogen cohorts progress through life stages that are modeled as disease cycle components (colony establishment, latent period, infectious period, and sporulation) affected by daily weather variables, plant growth, and fungicide application. (oregonstate.edu)
  • nematode
  • in cassava, though, nematode damage sometimes leads to increased aerial growth as the plants try to compensate. (wikipedia.org)
  • Therefore, aerial correlations to nematode density can be positive, negative or not at all. (wikipedia.org)
  • The relationship between rate of development and temperature is linear over much of the root-knot nematode life cycle, though it is possible the component stages of the life cycle, e.g. egg development, host root invasion or growth, have slightly different optima. (wikipedia.org)
  • Arabidopsis
  • An excellent model system for the study of the parasitic behaviour of plant-parasitic nematodes has been developed using Arabidopsis thaliana as a model host. (wikipedia.org)
  • stages
  • Individual components from all gasification stages are described and categorized in terms of their appropriate gasification stage, and their market is quantified by unit count per year and the dollar value of the forecast sales. (bccresearch.com)
  • processes
  • Previously validated submodels for certain disease cycle components formed the framework for integrating additional processes, and the complete model was calibrated with field data from 10 stem rust epidemics. (oregonstate.edu)
  • Component degradation of a substance occurs by chemical or physical processes, e.g. hydrolysis. (wikipedia.org)
  • C3 plants have no mechanisms to manage photorespiration, whereas C4 and CAM plants utilize a separate PEP Carboxylase enzyme to prevent photorespiration, thus increasing the yield of photosynthetic processes in certain high energy environments. (wikipedia.org)
  • crop
  • See: Timeline of agriculture and food technology The first wave of the precision agricultural revolution will come in the forms of satellite and aerial imagery, weather prediction, variable rate fertilizer application, and crop health indicators. (wikipedia.org)
  • agrobiology The study of plant nutrition and growth, especially as a way to increase crop yield. (wikipedia.org)
  • They were also used for carrying airmail, aerial photography, crop dusting, and air racing. (wikipedia.org)
  • survive
  • This difference in water availability causes a diversity in the types of plants and animals that survive in these areas. (wikipedia.org)
  • compounds
  • Plants and their natural products constitute good sources of interesting lead compounds that could be potentially active against Leishmania or Trypanosoma (Croft et al. (scielo.br)
  • grasses
  • While many plants fit easily into some main categories, such as grasses, vines, shrubs or trees, others can be more difficult to categorise. (wikipedia.org)
  • Meloidogyne occurs in 23 of 43 crops listed as having plant-parasitic nematodes of major importance, ranging from field crops, through pasture and grasses, to horticultural, ornamental and vegetable crops. (wikipedia.org)
  • system
  • The plant root system originates from the primary root, which is established during embryogenesis. (plantcell.org)
  • It has been proposed that environmental response pathways allow the plant to optimize lateral root number and placement in accordance with its growth conditions, while intrinsic pathways constrain overall root system shape and size and therefore place a limit on root system plasticity ( Malamy, 2005 ). (plantcell.org)
  • Many components of intrinsic and environmental response pathways have been identified, but a cohesive model of the molecular pathways regulating root system development has yet to emerge. (plantcell.org)
  • High-value component types and suites are defined and categorized in terms of their role as part of a whole-systems component or a pre-, during-, or post-gasification component or system. (bccresearch.com)
  • Students learn how to operate and maintain the Army's Multi-Unit 4.5 Megawatt electrical power plants, 3 Megawatt electrical power plants consisting of either the MEP-012A or MEP-208A 750 kilowatt generating units, and the Deployable Power Generation Distribution System (DPGDS) power system consisting of either the MEP-810A or B model. (wikipedia.org)
  • The system was ordered on 31 January 1952, in a larger number of radar systems, radar components from which were compiled by its own architecture. (wikipedia.org)
  • From 1955 to 1966, a school complex in Dübendorf (the Radar Doerfli ( "Radar village") on the training site Dürrbach Rüti bei Riggisberg), one on the top of Bütschelegg (above Bern-Belp) and the plants on 4 height locations (mountain peaks) were formed for the first radar aerial surveillance system of Switzerland. (wikipedia.org)
  • Sensitivity
  • Features of good connector design: Low insertion loss High return loss (low amounts of reflection at the interface) Ease of installation Low cost Reliability Low environmental sensitivity Ease of use Outside plant applications may require connectors be located underground, or on outdoor walls or utility poles. (wikipedia.org)
  • oils
  • Only a single study has dealt with the chemical composition of the aerial part oils of Algerian D. crinitus , in which isochavicol isobutyrate (39.0%), octyl acetate (12.3%), and β-caryophyllene (5.4%) were identified. (pubmedcentralcanada.ca)
  • Moreover, HS-SPME allowed the occurrence of isochavicol (29.6 - 34.7%) as main component in D. crinitus leaves, but it was not detected in the oils, probably because of its solubility in water. (pubmedcentralcanada.ca)
  • growth
  • Another plant habit refers to whether the plant possesses any specialised systems for the storage of carbohydrates or water, allowing it to renew growth after an unfavourable period. (wikipedia.org)
  • Key aspects of plant growth are modeled. (oregonstate.edu)
  • leaves
  • Infusions of the leaves, aerial parts or flowers are traditionally utilised as topical lotion for respiratory, gastrointestinal and skin disorder treatments. (scielo.br)
  • Terms used in describing plant habit, include: Acaulescent - the leaves and inflorescence rise from the ground, appearing to have no stem. (wikipedia.org)
  • Early in the life of the plant, but after it has matured past the seedling stage, the leaves will have acquired the typical juvenile leaf's shape and size. (wikipedia.org)
  • As a result, the plant will quickly morph into its adult leaves and gain in size dramatically. (wikipedia.org)
  • abscission The shedding of flowers, leaves and/or fruit following formation of scar tissue in a plant. (wikipedia.org)
  • solar
  • Mr. Kujawa has co-founded several companies engaged in the development of clean energy technologies and projects, including onshore and offshore wind energy, marine high-definition aerial wildlife monitoring, and multimegawatt solar parks. (bccresearch.com)
  • various
  • This page provides help in understanding the numerous other pages describing plants by their various taxa. (wikipedia.org)
  • Plants used for traditional medicine produce diverse and complex secondary metabolites exhibiting various medicinal properties. (biomedcentral.com)
  • Depending on user requirements, housings for outside plant applications may be tested by the manufacturer under various environmental simulations, which could include physical shock and vibration, water spray, water immersion, dust, etc. to ensure the integrity of optical fiber connections and housing seals. (wikipedia.org)
  • The weight of the imprinter can be adjusted to be appropriate for various soils and planting conditions by filling the roller and ballast tanks with water. (wikipedia.org)
  • aircraft
  • By the conclusion of World War II, Fellows Gear Shaper Company machines were in defense contractor plants, manufacturing geared components for aircraft engines, tanks, instruments, cameras, fuses and other war-time materiel. (wikipedia.org)
  • West of the Atchison, Topeka and Santa Fe Railway and the Monument Valley Highway (now Interstate 25), the aircraft company had an El Paso County manufacturing plant between Pikeview and Roswell in 1931. (wikipedia.org)
  • It produced World War II Douglas Aircraft Company components, US Air Force ejection seats, and Space Shuttle crew seats. (wikipedia.org)
  • cuticles
  • Briggs, D.E.G. (1999), "Molecular taphonomy of animal and plant cuticles: selective preservation and diagenesis" (PDF), Philosophical Transactions of the Royal Society B: Biological Sciences, 354 (1379): 7-17, doi:10.1098/rstb.1999.0356 Holloway, PJ (1982). (wikipedia.org)
  • Plants that live in range of sea's spray also may have thicker cuticles that protect them from the toxic effects of salt. (wikipedia.org)
  • Structural coloration is also observed in the cuticles of plants (see, as an example, the so-called "marble berry", Pollia condensata. (wikipedia.org)
  • study
  • This study demonstrates that HD and HS-SPME modes could be complimentary extraction techniques in order to obtain the complete characterization of plant volatiles. (pubmedcentralcanada.ca)
  • ecology
  • The habit of a plant provides important information about its ecology, that is how it has adapted to its environment. (wikipedia.org)
  • patterns
  • KIT and the Technische Universitaet Muenchen analyze crowd motion patterns through aerial-supported data recording. (hannovermesse.de)
  • Aerial-supported systems are capable of monitoring motion patterns over large extended areas. (hannovermesse.de)
  • Expression patterns were faithfully replicated in independent transgenic plant lines. (plantphysiol.org)
  • Furthermore, different combinations of flowers and patterns can occur on different flowers of the same plant. (wikipedia.org)
  • relatively
  • Where the amount of water stored is relatively high, the plant is referred to as a succulent. (wikipedia.org)
  • Precision agriculture has also been enabled by unmanned aerial vehicles like the DJI Phantom which are relatively inexpensive and can be operated by novice pilots. (wikipedia.org)
  • leaf
  • An interesting quality of philodendrons is that they do not have a single type of leaf on the same plant. (wikipedia.org)
  • numerous
  • Numerous components are enumerated in terms of their annual unit sales and the dollar value the market will pay. (bccresearch.com)
  • Eukaryotic genomes have evolved through numerous rearrangements, producing duplicated genes with functional redundancy, a characteristic that is particularly evident in plants. (plantphysiol.org)
  • protective
  • The Instrumentation Specialty Course provides direct and general support maintenance training on AC and DC control circuits and components as well as engine and generator protective circuits and components. (wikipedia.org)
  • video
  • At the 2018 ILA Berlin Air Show from April 25-29, the Fraunhofer Institute for Laser Technology ILT is showcasing extreme high-speed Laser Material Deposition (EHLA): A video documents how for metal components that are highly loaded, EHLA has already proved itself as an alternative to hard chrome plating, which is now allowed only under special conditions. (innovations-report.com)
  • metal
  • Manufacturing drawings were delivered to Factory No. 381 by the end of August, but the prototypes were delayed because the plant had no experience building metal aircraft and lacked the necessary tooling. (wikipedia.org)
  • important
  • For an ecologist or evolutionary biologist, to focus on transmission is to allow that dispersal is as important a fitness component [ 2 ] as the oft-lauded life-history features of reproductive output and survival. (royalsocietypublishing.org)
  • California sagebrush is the most important and widely distributed plant in the coastal sage scrub or 'soft chaparral' community type [ 41 , 86 , 103 , 117 , 188 , 202 ]. (fed.us)
  • water
  • In Isaac Levitan's 'Beginning of the Spring', three forms of water - cloud, river and snow - are (apart from the brown branches recently released from their icy covering) the sole visual components of a painting to do with awakening and, perhaps, regret. (russianpaintings.net)
  • Cleaning components with sprays of hot water and detergent sprays for degreasing, electric motor rebuilding, diesel engine rebuilding, plant maintenance, steel mill bearings, railroad bearings and engine rebuilding. (wikipedia.org)