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研究水稻施用三要素化肥不同用量和配合比例的增产效果,以及对土壤肥力所起的作用,是当前生产上的重大课题,江西省农科院土肥室1981年组织省内有关农业科研单位,在几种主要稻田土壤上进行了23个点次的试验,现将结果综合整理如下。
It is a major issue in current production to study the effects of different amount and proportion of chemical fertilizers on yield increase and the role of soil fertility in rice. Soil and Fertilizer Room of Jiangxi Academy of Agricultural Sciences organized the relevant agricultural research institutes in 1981 in Several major paddy soils were tested 23 times, the results are summarized below.