]*>","")" /> Building A Root-irrigation by Schedule for Akesu Red-Jujube Based on the Equation of Penman-Monteith
Xinjiang Agricultural Sciences

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Building A Root-irrigation by Schedule for Akesu Red-Jujube Based on the Equation of Penman-Monteith

WANG Ze-yu;FENG Yao-zu;CHEN Shu-huang;WANG Zhi-guo;ZHOU Bo;TANG Ya-li;ZHONG Xin-cai   

  • Received:2010-11-25 Revised:2010-11-25 Online:2010-11-25 Published:2010-11-25

彭曼-蒙太斯法制定阿克苏红枣根渗灌灌溉制度

王则玉;冯耀祖;陈署晃;王治国;周勃;唐亚莉;钟新才   

  1. 新疆农业科学院土壤肥料与农业节水研究所,乌鲁木齐,830091





摘要： [目的]为控制土壤水分、提高水分生产率和实现节水与高效提供科学依据.[方法]利用彭曼-蒙太斯法对2年的气象资料间接计算出阿克苏地区全生育期红枣日平均耗水量,并分析其变化规律.[结果]试验区红枣树耗水规律:3月初～5月中旬日耗水量保持在2～4 mm,从5月下旬～8月下旬日耗水量增加到4～6 mm,从8月下旬～10月中旬日耗水量又下降到2～3 mm.[结论]确定根渗灌红枣适宜的灌溉制度为:灌溉定额5 865 m3/hm2,灌水定额为255 m3/hm2,整个生育期灌水21次.