摘要
在施用等量氮磷肥条件下,研究不同施钾量对马铃薯产量和经济效益的影响,结果表明:每667 m2施K2O 21～25 kg处理马铃薯的产量和经济效益较高。
Under the condition of equivalent nitrogen and phosphric fertilizer, the effects of applying various rates of potassium fertilizer on potato yield and economic benefit were studied. The results showed that, the yield and economic benefit were higher when fertilizer supplying rates of K2O was 21 -25 kg/667 m2（ 315 -375 kg/hm2）.
出处
《福建农业科技》
2012年第10期65-66,共2页
Fujian Agricultural Science and Technology
关键词
马铃薯
钾肥
产量
经济效益
Potato
potassium fertilizer
yield
economic benefit
