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1998～1999年度对三种钾肥在小麦生产上的产量差异和经济效益进行了比较研究,结果表明:无论产量效应还是经济效益,均表现为活性生物钾肥的使用效益最好,氯化钾效益次之,磷酸二氢钾第三。
The difference of production and economic benefits of three kinds of potash fertilizer in wheat production in 1998 ~ 1999 were compared. The results showed that the use efficiency of active biological potash fertilizer was the best both in terms of yield effect and economic benefit. The third, potassium dihydrogen phosphate.