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产生高粱空秕的原因很多,为此可采取以下措施。 (一)合理密植,因地定苗。一般水肥较好的平川地,亩留苗8000株;山坡地水肥条件差,亩留苗6000株左右为宜。 ((二)合理调配氮磷比例,改善施肥技术。有条件,应在大量增施优质农肥的同时,每亩施纯氮10公斤,五氧化二磷8～10公斤,使其比例达到1:1左右。施肥时以
There are many reasons for producing sorghum plutonium, for which you can take the following measures. (A) Reasonable and close planting, due to local Dingmiao. Generally better water and fertilizer Hirakawa, acres of Miao Miao 8000; hillside water and fertilizer conditions are poor, Miao Miao Miao 6000 or so appropriate. (B) the rational allocation of nitrogen and phosphorus ratio, improve fertilization technology.Conditions, should be in a large number of high-quality fertilizer, at the same time per acre nitrogen 10 kg, phosphorus pentoxide 8 to 10 kg, so that the ratio of 1: 1 or so