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化肥液体深施技术黑龙江省望奎县农机科研所（１５２１００）田福林谭喜林张琴黑龙江省望奎县以前由于对化肥的施用技术落后，用人工刨埯乾施，这种传统的施肥方法，化肥利用率低（不足３０％），肥效发挥的慢，施肥后十天不下雨，半个月化肥也不能溶解，不能被作物吸收。...
Fertilizer liquid deep application technology Wangkui County, Heilongjiang Province Agricultural Machinery Research Institute (152100) Tian Fulin Tan Xilin Zhang Qin Wangkui County in Heilongjiang Province before due to the application of chemical fertilizers lagging behind, with artificial planing 埯 dry facilities, this traditional fertilization methods, fertilizer use Low rate (less than 30%), slow fertilizer to play, ten days after fertilization does not rain, half a month of fertilizer can not be dissolved, can not be absorbed by crops. ...