小管出流是山区节水灌溉的有效途径刘秀华，潘永福（海淀区北安河乡）如何节水灌溉是山区经济发展的重要课题，多年来我们一直在试验总结各种灌溉方法，以寻找一种最有效的节水途径。经过筛选，小管出流的灌溉方法取得了较好效果。北安河乡地处海淀区西北部西山脚下，海拔... Tubular outflow is an effective way for water-saving irrigation in mountainous areas. Liu Xiuhua, Pan Yongfu (Peihe Township, Haidian District) How water-saving irrigation is an important issue in the economic development in mountainous areas has been experimenting with various irrigation methods for many years to find a The most effective way to save water. After screening, small pipe outflow irrigation has achieved good results. Bei’an Hexiang is located in the northwest of Haidian District at the foot of the Western Hills, elevation ...