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为探讨淮北砂姜黑土地区完整排水系统的布局、标准及其排水效果,我县七二年后开挖浅而密的大中小沟排除地表水,临时加深条田沟降低地下水,效果较为显著,现对“浅密”排水系统做如下分析: 一、浅密沟洫排水系统的规划布局 1、布置形式以“浅密”大中小沟和条田沟构成的排水系统——是以大沟定向,中沟划框,小沟划方,条田沟划田块的梳状单向明流排水系统,见下图。
In order to explore the layout, standard and drainage effect of complete drainage system in Shajiang black soil region of Huaibei, large and small ditches of shallow and dense excavation in our county excludes surface water and deepen the ditches to reduce groundwater temporarily, the effect is more obvious, Now the “shallow” drainage system to do the following analysis: First, the shallow trench drainage system planning and layout 1, the layout of the form of “shallow” Dazhongdi Ditch and the composition of the drainage ditch - is the direction of the ditch, Ditch in the box, a small groove Zongfang, striped field paddled comb-shaped unidirectional Mingliu drainage system, see below.