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规范间套种技术提高土地生产率大理州经济作物研究所６７１６００杨凤刚间种是指在同一块田地上、将两种或两种以上关系比较协调的作物，同时或在幼苗期先后进行有规则的相同种植的方式。套种则是指在同一块田地上，在前茬作物生育后期，在其行间或株间播种（移栽）后茬作...
Inter-standard intercropping technology to improve land productivity Dali Prefecture Institute of Economic Crops 671600 Yang Fenggang Intercropping refers to the same field in the two or more crops will be coordinated more or less, at the same time or in the seedling stage has the same regular planting The way. Intercropping refers to the same field, in the late crop growth in the late crop line or between the planting (transplanting) ...