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花生高产田土壤的主要特征是具有深活松的土体构造和上松下实的土层结构的高产土体。1)结实层疏松。 0～ 10ｃｍ的表土层为结实层 ,土质最好为干时不散不板 ,湿时不粘不懈的沙质壤土或砾沙壤土 ,砂砾应占 34 .4 %～ 4 6.4 % ,粉沙粒占 37.0 %～ 4 8.2 % ,粉粘粒占 16.1%～ 17.4
The main characteristics of peanut high-yielding soils are the deep-loosening soil structure and the high-yielding soil body of the upper soil-solid soil structure. 1) Loose soil. 0 ~ 10cm of the topsoil is a stratum, the soil is best not dry when dry, wet untidy sandy loam or gravel sandy loam, sand and gravel should account for 34.4% -446%, sand powder accounted for 37.0% ~ 4 8.2%, powdery clay accounted for 16.1% ~ 17.4