随着三江平原水资源紧张,近期兴起“排蓄灌”水利热潮。“排蓄灌”水利系指田间排水不是排走,而是想办法蓄起来,作为灌溉等用,田间排水对于现阶段三江平原一般系指排涝。其实,由于三江平原土质粘重,微地形复杂,地下水偏高,且受冻 With the tense water resources in Sanjiang Plain, there has been a recent boom in water conservancy and drainage. “Drainage irrigation” refers to the field of drainage is not drainage drainage, but to find ways to save them as irrigation and other purposes, the field of drainage for the current Sanjiang Plain generally refers to drainage. In fact, due to the heavy clay soil in the Sanjiang Plain, the micro-topography is complicated, groundwater is too high, and it is frozen