有些农户反映,搞种植业虽然产量上去了,但成本高,效益低,增产不增收。据笔者调查,这种情况除因一些生产资料涨价以外,很大成分是由于施肥不合理造成的。种地必须施肥。否则,土壤肥力就会降低,作物产量就会下降。农谚说:“种地不施粪,等于瞎胡混”,是很有道理的。但是,施粪的方法和用量 Some farmers said that although the cultivation of crop production went up, but the high cost, low efficiency, increase production does not increase revenue. According to the author’s investigation, in addition to price increases due to some means of production, this large component is caused by unreasonable fertilization. Seed must be fertilized. Otherwise, soil fertility will decline and crop yields will drop. Farming proverb said: “The farming is not manure, equal blind blind mixed” is justified. However, the method and amount of manure