نتایج جستجو برای: agricultural irrigations
تعداد نتایج: 102167 فیلتر نتایج به سال:
The present study aimed at investigating scientific irrigation scheduling (SIS) for the sustainable production of olive groves. SIS allows farmers to schedule water rotation in their fields abate crop stress and maximize yields, which could be achieved through precise monitoring soil moisture. For this purpose, used three kinds moisture sensors, including tensiometer irrometer gypsum blocks mea...
Irrigation and fertilization are the most effective measures to inhibit soil salt accumulation increase yield of wheat (Triticum aestivum L.) grown in saline soils. The present study used a split-plot experimental design with irrigation as main plot fertilizer application subplot from 2014 2016. experiment had four levels each (W0, no irrigation; W1, one W2, two irrigations; W3, three irrigatio...
The relative reduction in potential ground-water contamination due to pesticides at several sites in Utah was determined by comparing alternative irrigation system designs, water management practices and pesticides. Alternative sprinkler irrigation distribution coefficients were used to estimate infiltration depths. The movement of pesticides through soils following sprinkler irrigations was si...
Primary ciliary dyskinesia is a rare, autosomal recessive disease, with diminished ciliary motility resulting in chronic disease of the upper and lower airway. Due to its low prevalence, there are few studies with significant numbers of cases, and a lack of guidelines for the management of this group of patients. Most patients present chronic rhinosinusitis at diagnosis and while there is impro...
In North West India ground water is depleting because of adoption rice-wheat system. Therefore for saving precious resources there need to diversify some area under low requiring crops and adopt techniques. A field experiment was conducted evaluate individual interactive effects deep tillage, irrigation nitrogen rates on yield productivity canola (Brassica napus). Experimental treatments in mai...
Pre-emergence herbicide residues were detected in domestic wells sampled near Tracy, CA. This study sought to determine the source of contamination by comparing soil distribution of diuron [N'-(3,4-dichlorophenyl)-N,N-dimethylurea] and hexazinone [3-cyclohexyl-6-(dimethylamino)-1-methyl-1,3,5-triazine-2,4(1H,3H)-dione] in an agricultural field where the soil was a cracking clay to infiltration ...
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