نتایج جستجو برای: e ceratoides
تعداد نتایج: 1016956 فیلتر نتایج به سال:
Ceratoides lanata (Pursh) J.T. Howell is a shrub with numerous annual branchlets from the family Chenopodiaceae and is widely distributed in brackish water playas of northern Utah. Seeds had no dormancy, and about 90% of the seeds germinated in nonsaline control. Seed germination decreased with the increase in salinity, and more than 10% of the seeds germinated at 900 mmol/L NaCl. Almost all se...
This article describes the results of experiments aimed at isolation and identification endophytic bacteria from Ceratoides ewersmanniana plant, common in arid regions Uzbekistan, determining effect isolated isolates on fertility wheat seeds, selecting promising strains recommended for practical use. These data are preliminary research C.ewersmanniana, which scientific importance.
Abstract. Purpose. The study is aimed at carrying out an adaptation assessment of arid fodder shrubs for the restoration degraded pasture ecosystems in semi-desert zone southern Russia modern conditions climate aridization. Methods. An given adaptive capabilities, including field germination seeds, response to drought, yield leafless Calligonum aphyllum, Eurotia ceratoides, and Kochia prostrata...
This research was conducted to investigate the relationships between soil(organic matter, potassium, phosphorous, sodium, fine gravel, soil texture, EC, lime,gypsum, nitrogen) and environmental (elevation, slope) factors with distribution ofvegetation types in rangelands of Sabzdasht, located in Bafgh, Yazd province at 2012. Forthis purpose, four vegetation types were selected as follows: Artem...
this research was conducted to investigate the relationships between soil(organic matter, potassium, phosphorous, sodium, fine gravel, soil texture, ec, lime,gypsum, nitrogen) and environmental (elevation, slope) factors with distribution ofvegetation types in rangelands of sabzdasht, located in bafgh, yazd province at 2012. forthis purpose, four vegetation types were selected as follows: artem...
Aerial parts of Artemisia arborescens were collected from different sites of the Mediterranean area (southwestern Algeria and southern Italy) and the chemical composition of their essential oil (EO) extracted by hydrodistillation was studied by both gas chromatography (GC) equipped with an enantioselective capillary column and GC/mass spectrometry (GC/MS). The EOs obtained were tested against s...
The objective of this research was to identify the vegetation-soil relationships in Nodushan arid rangelands of Yazd. 5 sites were selected for measuring the cover of plant species and soil attributes. Soil samples were taken in 0-10 and 10-80 cm layers. The species studied were Salsola tomentosa, Salsola arbuscula, Peganum harmala, Zygophylum eurypterum and Eurotia ceratoides. Canonical corres...
Community dominant plants and their ecological niche research is the focus of community ecology research. To explore characteristics desert relationship between them soil factors in Qaidam Basin, to provide a basis for construction plant communities sustainable management natural resources Basin. Taking 13 Qinghai Province as objects, this paper analyzed species based on physical chemical prope...
جنس eurotia ceratoides(l.)c.a.mey از خانواده chenopodiaceae و زیر خانواده cyclolobe یکی از گیاهان مهم مرتعی و از گونه های بومی ایران است که بطور کلی نمونه های ایران قابل تفکیک به دو زیر گونه tragacan thoides و ceratoides هستند که زیر گونه اخیر شامل دو واریته ceratoides و latifolia است که در اندازه و شکل برگ کمی متفاوت اند، این گونه از گیاهان خوش خوراک مراتع استپی و نیمه استپی است. این جنس بدلیل...
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