山东省桓台县系山前洪冲集平原井灌区 ,位于泰沂山北麓 ,黄河下游南侧 ,现有耕地 3 .2万ｈｍ2 ,粮田面积 2 .6万ｈｍ2 ,主产小麦和玉米 ,是个老井灌区 ,也是个农业高产县。近十几年来 ,水利科技人员不断试验、研究 ,摸索出桓台县平原井灌区农业节水优化组合模式 ,即 :科学调节 Huantai County, Shandong Province Department of Pankuhong flood plain wells, located in the northern foot of Mount Taiyi, the lower reaches of the Yellow River, the existing 3200 hm2 of arable land, grain area 26000 hm2, the main production of wheat and corn , Is an old well irrigation area, is also a high-yielding agricultural county. Over the past decade or so, scientific and technological personnel of water conservancy have continuously experimented, researched and worked out a pattern of optimal combination of agricultural water saving in Pinghuan Irrigation Area in Huantai County, namely: scientific regulation