نتایج جستجو برای: 200 and 300 mgkg l
تعداد نتایج: 16971726 فیلتر نتایج به سال:
salsola arbuscula گیاهی هالوفیت است که می تواند در خاک های شور رشد کرده و یک زیستگاه و منبع مناسب از چراگاههای فصل خشک برای چارپایان فراهم کند. هدف از این تحقیق بهینهسازی شرایط کشت بافت بهمنظور تولید کالوس از این گیاه و همچنین بررسی میزان مقاومت کالوس به شوری بوده است. جهت تولید کالوس، جداکشتهای ریشه، برگ و ساقه گیاهان دوماهه در محیط کشت ms حاوی غلظتهای مختلف هورمونهای 2,4-d و kin قرار گر...
The kinetics of free cyanide biodegradation were investigated under simulated winter (5 °C) and optimum conditions (22 °C and pH of 11) using a Fusarium oxysporum isolate grown on Beta vulgaris waste as a sole carbon source in the presence of heavy metals, i.e. As, Fe, Cu, Pb, and Zn. The highest free cyanide degradation efficiency was 77% and 51% at 22 °C and 5 °C respectively, in cultures con...
Temperature is an important environmental factor in plant distribution and the most important factor in determining the success or failure of seedling establishment. The aim of this study was to investigate the effects of different levels of gibberellic, salicylic and ascorbic acid on improvement of germination indices of Zygophyllum atriplicoides under temperature stress in laboratory. Factori...
OBJECTIVES Reduced-frequency dosing strategies of anidulafungin may offer a more convenient way of providing adequate antifungal prophylaxis to patients at high risk of invasive fungal diseases. We aimed to provide the pharmacological rationale for the applicability of reduced-frequency dosing regimens. METHODS We defined two groups of 10 patients that were to receive anidulafungin at 200 mg ...
Selenium (Se) is an essential element for many organisms but also toxic at higher levels. The objective of this study was to identify accessions from the model species Arabidopsis thaliana that differ in Se tolerance and accumulation. Nineteen Arabidopsis accessions were grown from seed on agar medium with or without selenate (50 microM) or selenite (20 microM), followed by analysis of Se toler...
Objective: To analyze the combined effect of food and larval density in order to determine combination which best results development, growth survival Litopenaeus vannamei zoea are obtained. Desing/methodology/approach: The experiment consists evaluating 16 treatments resulting from four densities: 100, 200, 300 400 larvae∙L-1 densities C. muelleri as food, adjusting rations each three phases d...
The activity of chymosin, plasmin, and Lactococcus lactis enzymes (cell envelope proteinase, intracellular peptidases, and glycolytic enzymes) were determined after 5-min exposures to pressures up to 800 MPa. Plasmin was unaffected by any pressure treatment. Chymosin activity was unaffected up to 400 MPa and decreased at 500 to 800 MPa. Fifty percent of control chymosin activity remained after ...
The aim of the study was to identify trends and dynamics changes in chemical biochemical properties soil induced by rotational grazing farmed deer. Soils pH content mineral nitrogen forms, total nitrogen, organic carbon were determined activity three enzymes. monitored soils slightly acidic neutral, with 1 mol KCldm−3 ranging from 6.37 7.03. contents carbon, range 9.42–19.37 gkg−1 1.13–2.24 gkg...
in order to study the effect of density and time of urea foliar application on oil yield and essences percentage of black cumin (nigella sativa l.) a field experiment was conducted at research station of faculty of agriculture, azad university of birjand in 1387 growing season. three urea foliar application times [1-control 2-at 8-10 leaves stage 3-at 10% flowering 4-100% flowering ] and three ...
Plants Etlingera elatior (Wualae) is a family Zingiberaceae of the genus which has large population in the world. The E. plant widely used empirically community to increase endurance and seasoning fruit.
 In this study, ethanol extract was determine its potential effectiveness as an antihyperuricemia (in vivo) tested pharmacologically on Rattus novergicus L. twenty-four rats were grouped...
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