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阐述玉米和水稻、冬小麦、甘薯与马铃薯、花生与大豆适宜N、P2O5、K2O和有机肥的施用量、施肥方法,及应注意对微量元素的补充。
The application rates of fertilizers N, P2O5, K2O and organic fertilizers suitable for maize and rice, winter wheat, sweet potato and potato, peanut and soybean, and fertilizing methods were described, and the supplementation of trace elements should be paid attention to.