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, , , , , , ,*,Confidential For Netafim internal use only,LPS,低压滴灌系统,低价滴灌系统,世界灌溉面积分布,192,962,24,406,12,538,24,413,18,601,1246,1000 Ha,数据来源,: Food & agriculture organization 1999,目标,通过下列途径增加滴灌产品的销售,:,渗透到低附加值作物市场,如棉花,玉米,大豆,葵花,马铃薯,甘蔗,甜菜,烤烟等,.,增加国际灌溉市场份额,使农民获得滴灌收益的同时,投资不高于,$ 1000 /Ha,(合,420,元,/,亩),.,投资回收期,1-3,年,.,方案,提供一套灌溉系统,专用于原来沟灌或畦灌的区域,简化系统使其在沟灌的农场易于被采用,滴灌管的投资占系统投资比例大于,75%(,现有系统一般为,18-25%),系统构成,控制首部,:,重力自压过滤器,内部设有水位控制装置,软带作为干支管,:,干支管直径采用,110-400mm (4-16”).,薄壁滴灌管,:,寿命短,造价低的滴灌管,. Mainly Python 7/8”, OZ or Hydra with the Hyper Typhoon dripper or Triton X for reliability and long run 400m 14 mil at 2.0m pressure.,主要技术经济数据,滴灌比沟灌增产,12,包,/,英亩,(,18,公斤,/,亩),(,棉花,).,提高灌溉均匀度,EU from 60% to 89%,EU,的提高意味着节省水、能量和肥料,.,不需要,PVC,的安装施工,.,轮作耕种,.,在特定作物上有优良效果,.,Global knowledge,Local solutions.,China style,Stand Pipe,Use local conditions,Super Flat NetPressure range 2.0-35 m,New start conectors.1.Lay flat version.2.Integral screw version,低流量滴头,.0.4-1.0 Liter,更好的水量分布,.,更大的轮灌组,.,持续灌溉,.,更佳的肥料分布,节省,30%,肥料,.,到目前为止,只有耐特菲姆公司的滴头在如此低的流速下不堵塞,.,Fertilizers availability,Next steps.,Local need and solution.,Demo plots with good farmers.,Support.,Conclusions and expansion.,Thank You!,France- Drip Net PC,0.4 m spacing ;0.6 L/h,
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