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水稻是陕南的主要作物,种植面积达222万亩,麦茬稻所占面积极大。为了提高麦茬稻的单产,1982年在安康县进行了施肥技术研究。试验方法试验设氮、磷、毛苕子三种肥料,分单、双、三因子共10个处理,如表1。试验田前茬为小麦,土壤含有机质1.04%,
Rice is the main crop in southern Shaanxi, planting an area of 222 mu, wheat stubble is extremely large. In order to improve the yield of wheat stubble rice, fertilizer was studied in Ankang County in 1982. Test methods Test set nitrogen, phosphorus, hairy three kinds of fertilizer, sub-single, double, three factors a total of 10 treatment, as shown in Table 1. The experimental crop before wheat is wheat, the soil contains organic matter 1.04%