نتایج جستجو برای: validation area
تعداد نتایج: 746422 فیلتر نتایج به سال:
Leaf area information is required in various horticultural and physiological studies and it will be more useful if done via non-destructive methods. The objective of this study was to establish equations to estimate leaf area (LA) using length (L), width (W), fresh weight (FW), dry weight (DW), length × length (L2), width × width (W2), length × width (L×W), length + width (L+W), fresh weight × ...
background: to determine the atmospheric contamination by pesticides, conducting laboratory studies is necessary before operating field studies. the aim of this research study was to develop an analytical method to sample and simultaneously determine airborne amitraz and its metabolite. methods: a modified fritted impinger with acetonitrile as the liquid sorbent was used in order to study the a...
a sensitive fluorometric method for the determination of deferiprone (dfp) based on the formation of a luminescent complex with tb3+ ions in aqueous solutions is reported. the maximum excitation and emission wavelengths were 295 and 545 nm, respectively. the effects of various factors on the luminescence intensity of the system were investigated and optimized, then under the optimum conditions,...
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