搜索结果: 1-4 共查到“农学 sprinkler”相关记录4条 . 查询时间(0.073 秒)
Effect of controlled sprinkler chemigation on wheat crop in a sandy soil
chemigation fertigation nitrate pollution sprinkler fertilizing sprinkler irrigation
2015/3/3
A two-year experiment was conducted in the desert west of the Nile Delta to study the effect of applying fertilizers and other agronomic chemicals through sprinkler irrigation water (a technique refer...
Simulating water distribution patterns for fixed spray plate sprinkler using the ballistic theory
ballistic model center-pivot kinetic energy losses
2014/10/28
Ballistic simulation of the spray sprinkler for self-propelled irrigation machines requires the incorporation of the effect of the jet impact with the deflecting plate. The kinetic energy losses produ...
Assessment cultivated period and farm yard manure addition on some soil properties, nutrient content and wheat yield under sprinkler irrigation system
Sandy Soil Hydrophysical Chemical Properties
2013/2/27
This study examined changes in some soil hydrophysical, chemical properties and wheat yield (grain; straw yield, N, P, K, Protein and carbohydrates contents) as trends under two cultivated period 10 a...
Estimating crop coefficient model for upland rice (NERICA) under sprinkler irrigation system
Crop coefficient upland rice sprinkler irrigation
2011/1/10
Efficient crop coefficient (Kc) estimation is very important to adequately determine water use of a selected crop. In this study, crop coefficient was determined for upland rice (NERICA) under a sprin...