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在普及大寨县的运动中,郊区广大贫下中农大搞治水改土,平整土地,加速实现园田化。因此,如何做到土地当年平整当年高产和持续高产,是当前迫切需要解决的一个问题。现根据群众实践和外地经验,介绍平整后土地的培肥方法如下: 一、保留表土。平整高度在一尺以上的地,可采取间隔取土法,即每隔五尺左右抽取一行,把这行表土先放在旁边的表土上(如图),挖到预定深度后,将底土再深翻一铁鎝。这样把平整土地同深翻改土结合起来,
In the campaign to popularize Dazhai County, the vast majority of poor and middle-class peasants in the suburbs are making every effort to improve soil and water quality, smooth the land and accelerate the realization of Yuantianhua. Therefore, it is an urgent issue that needs to be solved now on how to achieve the high yield and sustained high output of the land that year. Now based on the mass practice and field experience, introduction of land leveling after fertilization methods are as follows: First, retain the topsoil. Leveling more than one foot above the ground, can take the interval of soil borrowing method, that is, every five feet or so take a row, this row of topsoil on the next to the topsoil (Figure), dig a predetermined depth, the subsoil and then Deep one iron 鎝. In this way, the formation of the land is combined with the deep revision of the soil,