• medicinal plants
  • Anticancer and antimicrobial activities of some antioxidant-rich cameroonian medicinal plants. (nih.gov)
  • 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)
  • Background: The family Lamiaceae (Labiatae) has included some medicinal plants. (ebscohost.com)
  • Medicinal Plants (Indigenous and Exotic) Used in Ceylon Part V. The National Science Council of Sri Lanka, Colombo, pp. 160-161 Manzoor-Khuda M, Sarela S (1965). (wikipedia.org)
  • species
  • The essential oils were obtained from different species of Lippia , a widely distributed genus of Colombian plants. (scielo.br)
  • The genus Lippia (Verbenaceae) includes approximately 200 species of plants from the tropics of Africa as well as South and Central America. (scielo.br)
  • Each plant species appears to have its own characteristic crystalline shape and the plate-like crystals found on apple fruit can be readily seen in the electron micrograph shown in Fig. 3. (wsu.edu)
  • 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)
  • 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)
  • Once their roots have reached the ground below, the plant will begin taking up nutrients from the soil, of which it had been previously deprived. (wikipedia.org)
  • The second wave will aggregate the machine data for even more precise planting, topographical mapping, and soil data. (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)
  • 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)
  • solid phase microextr
  • Volatiles were extracted from rice plants of various growth stages with solid-phase microextraction (SPME) and analyzed by gas chromatography-mass spectrometry (GC-MS) to identify attractants that cause invasion of the rice leaf bug Trigonotylus caelestialium (Kirkaldy) into paddy fields. (ebscohost.com)
  • 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)
  • 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)
  • Tumor
  • In order to investigate the active components and the mechanism of the anti-tumor effects of Thalictrum fortunei , the growth inhibitory effects of eight triterpenoids isolated from the aerial parts of the plant on tumor cell lines were examined by 3-(4,5)-dimethylthiazoy1-3,5-diphenyltetrazolium bromide (MTT) assay. (mdpi.com)
  • 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)
  • 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)
  • 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)
  • 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)
  • Key aspects of plant growth are modeled. (oregonstate.edu)
  • Cytokinins (CKs) regulate plant development and growth via a two-component signaling pathway. (jove.com)
  • agrobiology The study of plant nutrition and growth, especially as a way to increase crop yield. (wikipedia.org)
  • in cassava, though, nematode damage sometimes leads to increased aerial growth as the plants try to compensate. (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)
  • perennial
  • While these structures are annual in nature, the plant itself may be annual, biannual, or perennial. (wikipedia.org)
  • Thalictrum fortunei S. Moore, a perennial plant distributed in the southeastern part of China, has been used in Traditional Chinese Medicine for thousands of years for its antitumor, antibacterial and immunoregulatory effects. (mdpi.com)
  • 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)
  • They were also used for carrying airmail, aerial photography, crop dusting, and air racing. (wikipedia.org)
  • About 2000 plants worldwide are susceptible to infection by root-knot nematodes and they cause approximately 5% of global crop loss. (wikipedia.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)
  • 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)
  • survive
  • This difference in water availability causes a diversity in the types of plants and animals that survive in these areas. (wikipedia.org)
  • compounds
  • 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)
  • 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)
  • limonene
  • some monoterpene synthases, including linalool and limonene synthases, have been cloned and functionally characterized from several plants of Labiatae family. (ebscohost.com)
  • typically
  • The interest in the phytogeomorphological approach stems from the fact that the geomorphology component typically dictates the hydrology of the farm field. (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)
  • Toxic
  • 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)
  • various
  • This page provides help in understanding the numerous other pages describing plants by their various taxa. (wikipedia.org)
  • 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)
  • study
  • None of the essential oils or major components tested in this study was active on amastigotes of L. chagasi infected THP-1 cells. (scielo.br)
  • 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)
  • 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)
  • system
  • The plant root system originates from the primary root, which is established during embryogenesis. (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)
  • As a system supplier, Conergy produces all components for a solar installation and offers all services under one roof. (prweb.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)
  • yield
  • 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)
  • solar
  • Conergy has sold its 2.3 megawatt grid-connected solar park to Ellomay Capital Ltd. This solar power plant, located close to the city of Córdoba, is exclusively equipped with Conergy components from its own manufacturing facilities. (prweb.com)
  • Nearly 2,800 hours of sunshine a year and irradiation levels in southern Spain of around 2,000 kilowatt hours per square metre make this is an extremely attractive location for solar power plants', says Luis Jimenez Gutierrez, Managing Director of Conergy Spain. (prweb.com)
  • 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)
  • Structural coloration is also observed in the cuticles of plants (see, as an example, the so-called "marble berry", Pollia condensata. (wikipedia.org)
  • ecology
  • The habit of a plant provides important information about its ecology, that is how it has adapted to its environment. (wikipedia.org)
  • chemical
  • The chemical composition and biological activities of 19 essential oils and seven of their major components were tested against free and intracellular forms of Leishmania chagasi and Trypanosoma cruzi parasites as well as Vero and THP-1 mammalian cell lines. (scielo.br)
  • The natural wax on apple fruit contains about fifty individual components belonging to at least half a dozen chemical groups. (wsu.edu)
  • Pharmacological activity of Salvia lavandulifolia and chemical components of its essential oil. (thefreelibrary.com)
  • atom The smallest component of an element having the chemical properties of the element. (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)
  • water
  • 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)
  • These arrays consist of real-time sensors that measure everything from chlorophyll levels to plant water status, along with multispectral imagery. (wikipedia.org)
  • Wind protection attenuates evaporation at the base of the seedling, maximizing water availability to the plant during the rainy season. (wikipedia.org)
  • essential
  • Thymol (IC 50 3.2 ± 0.4 μ g/mL) and S-carvone (IC 50 6.1 ± 2.2 μ g/mL), two of the major components of the active essential oils, were active on intracellular amastigotes of T. cruziinfected Vero cells, with a selective index greater than 10. (scielo.br)
  • leaf
  • An interesting quality of philodendrons is that they do not have a single type of leaf on the same plant. (wikipedia.org)