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三江平原有着中国最大的沼泽湿地,如何开发利用这些土地资源,成为今天人们探索的重要课题。黑龙江省友谊农场九分场在治理沼泽的实践中,寻找出一条内水内销,排蓄灌结合,变水害为水利的新途径。九分场地处三江平原腹地,沼泽连片,地面平坦,土壤粘重,粘土层厚二、三米,地面积水不能自流排出,严重影响农业生产发展。一九八五年以来这个场在治理中采取了五条措施:一是挡。沿耕地边缘修建了围堤,防止外水侵入;二是排。围堤内修了有骨干排水沟的排水网和强排
Sanjiang Plain has the largest marshland in China. How to develop and utilize these land resources has become an important topic for people to explore today. Friendship Farm, Heilongjiang Province, nine points field in the practice of governance swamp, to find out a domestic water, the combination of drainage and irrigation, water diversion as a new way. Jiubudian is located in the hinterland of the Sanjiang Plain, swamp contiguous, flat, heavy soil, clay layer thickness of two or three meters, the groundwater can not be discharged from the ground, seriously affecting the development of agricultural production. This field has taken five measures in governance since 1985: First, stop. Built along the edge of cultivated land embankment to prevent intrusion of water; the second row. Embankment built a drainage ditch drainage network and strong drainage