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大豆施用液体肥效果姜士娟，周保，刘润江（黑龙江省青龙山农场）．黑龙江省青龙山农场１９９０年开始大豆大豆应用液体肥产量对比表应用“北丰”牌多元复合液体肥，在试验、示范基础上，于１９９２、１９９３两年进行了大面积推广。主要是拌种和叶面喷施。拌种用量每公顷...
Soybean application of liquid fertilizer effect Jiang Shijuan, Zhou Bao, Liu Runjiang (Heilongjiang Province Qinglongshan farm). Application of “Beifeng” brand multiple compound liquid fertilizer in Qinglongshan farm of Heilongjiang province since 1990 Comparison table of application of liquid fertilizer The application of “Beifeng” brand compound liquid fertilizer has been extensively popularized in 1992 and 1993 on the basis of experiments and demonstrations. Mainly seed dressing and foliar spray. Seed dressing dosage per hectare ...