نتایج جستجو برای: sprinkling irrigation

تعداد نتایج: 42842  

2017
Rob M. Stevens Joanne M. Pech Gary J. Grigson Matthew Gilliham

Previous work has shown that a short non-saline sprinkling, following saline sprinkling, increased crop growth. We incorporated this finding into an investigation of two approaches to the conjunctive use of saline and non-saline water sources for sprinkler irrigation of potatoes viz., (i) mixing waters prior to application, and (ii) keeping waters temporally separate, that is commencing each ir...

Journal: :Netherlands Journal of Agricultural Science 1962

2016
Jian Jiao Derong Su Yadong Wang

Estimating canopy interception of water by plants during rainfall or sprinkler irrigation is a critical step for evaluating water-use efficiency. Most existing experimental studies and mathematic models of canopy interception have paid little attention to the interception losses of water by herbaceous plants. To better understand the canopy interception processes of herbaceous plants and to est...

2018
M. Auxiliadora Casterad Juan Herrero Jesús A. Betrán Glen Ritchie

A key issue for agriculture in irrigated arid lands is the control of soil salinity, and this is one of the goals for irrigated districts when changing from flood to sprinkling irrigation. We combined soil sampling, proximal electromagnetic induction, and satellite data to appraise how soil salinity and its distribution along a previously flood-irrigated field evolved after its transformation t...

Journal: :آب و خاک 0
علیزاده علیزاده نجفی مود نجفی مود موسوی موسوی علیزاده علیزاده

abstract environmental pollution has made urban citizens to focus on landscapes. in this respect lown is very important plant. from the other hand water resources in many arid and semi-arid region is saline. for this purpose a research was conducted to study the effect of sprinkling irrigation with saline water on growth parameters of three lown varieties. these varieties were poa partensis, fe...

Journal: : 2021

Authors as a result of researches got informative, statistical and experimental data which allowed to ground form initial requirements on the machine technological operations irrigation. Purpose – conduct analysis practice application multi-supporting sprinkling-machines are used in technologies irrigated agriculture, define high-quality indexes implementation process construction features for ...

2017
Jian Jiao Yadong Wang Liliang Han Derong Su

Sprinkler selection influences the water distribution uniformity of center pivot irrigation systems. The sprinkling uniformity of the center pivot is crucial for the yield and quality of crops on a large scale. Rotating and fixed spray plate sprinklers (RSPSs and FSPSs) are the two most popular types. However, sprinkler selection is mainly based on price, not on differences in performance betwe...

Journal: :Hydrology and Earth System Sciences 2021

Abstract. Urban irrigation and road sprinkling are methods for mitigating high urban temperatures which expected to enhance evapotranspiration affect the weather, climate, environment. Optimizing limited water supplies is necessary in regions with shortages. In this study, we implemented usage schemes, including Weather Research Forecasting (WRF) model, assessed their effects different amounts ...

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