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在我县水稻栽培的土壤质地,应用球肥深施其经济收益怎样?为了摸索这个问题,79年我们对水稻进行了球肥深施和粉肥撒施的对比试验,现将试验情况小结如下:
In order to explore this issue, we conducted a comparative experiment on the deep-fertilization of paddy soil and application of fertilizers in rice in the soil texture of rice cultivation in our county. :