我社地处黄海之滨,中山河北岸,系黄淮冲积平原。在农田水利基本建设中,我们首先遇到最棘手的问题,就是沙碱土开河怎样才能做到不倒不坍不淤。起初没有找到沙碱土地区的治理经验和保河措施,水土流失十分严重,形成“一年开,二年淤,三年平,四年 I was located in the Yellow Sea coast, Zhongshan, Hebei Bank, Department of Huanghu alluvial plain. In the farmland water conservancy construction, we first encountered the most intractable problem, that is, how can we make the soda ash and soil do not fall uncontented and not silt. Initially did not find the sand and alkaline soil management experience and Baohe measures, soil erosion is very serious, the formation of "one year, two silt, three years of peace, four years