نتایج جستجو برای: sprinkler irrigation systems

تعداد نتایج: 1221929  

Journal: :Asian Journal of Agricultural Extension, Economics and Sociology 2023

Aims: The aim of this study is to assess the growth and economic feasibility sprinkler irrigation systems in water-stressed regions, specifically Rajasthan India, promote sustainable agriculture mitigate water scarcity challenges.
 Study Design: Mixed-Methods design.
 Methodology: analyzes time series data from 2005 2022 estimate Compound Annual Growth Rate (CAGR) for area under syste...

Journal: :Water 2023

The scarcity of freshwater resources is a global concern that exacerbated by an increasing population and climate change induced warming. To address this issue, the largest water-consuming sector has taken series measures termed as drip irrigation schemes. primary purposes are to reduce water near root zone, evaporation, decrease use. application scope getting wider wider, with number papers re...

Journal: :journal of agricultural science and technology 2012
s. h. sadeghi s. f. mousavi s. h. r. sadeghi m. abdolali

factor  is introduced for direct head loss calculation and sizing in dual-diameter laterals of sprinkler and trickle irrigation systems when the hazen-williams equation is to be applied. application of this factor prevents trial and error and uses fewer head-loss equations in calculating the total friction loss and designing dual-diameter laterals. the proposed factor is a function of total num...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه ارومیه - دانشکده کشاورزی 1386

چکیده ندارد.

Journal: :Water 2023

To meet the requirements of trellis grape crop root irrigation, spraying pesticides on branches and leaves, an integrated sprinkler was designed, which relies flow pressure to change irrigation water spray pesticide working modes. The structural parameters that affect hydraulic performance were selected based principle sprinkler. key for mode included diversion hole inclination angle, refractiv...

Journal: :پژوهش های تولید گیاهی 0

the effects of irrigation methods, various levels of water and nitrogen fertilizer on quality of cotton were studied at hashemabad cotton research station of gorgan in 2008. the experiment was conducted in split-split plot design with three replications. irrigation methods of furrow and sprinkler were main plots, various levels of water of 0%, 33%, 66%, 100% and 133% were subplots plots and var...

Journal: :Misr Journal of Agricultural Engineering 2012

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