腐植酸氮磷钾、硝基腐铵是腐植酸类的新型复合肥料,它既是刺激素,又是有机、无机相结合的复合肥。这种肥料所具有的一个共同特点是:用量少,效果好,使用方便。从一九七八年开始,经过三年农田试验,对玉米、谷子、高粱、水稻、莜麦、小麦、土豆、蔬菜等,都有很好的增产作用。仅以一九八○年对玉米、莜麦、春小麦试验为例,亩施 Humic acid nitrogen, phosphorus, potassium, nitro-ammonium humic acid is a new type of compound fertilizer, which is both stimulating hormone, but also organic and inorganic combination of compound fertilizer. This fertilizer has a common characteristic are: less dosage, good effect, easy to use. Since 1978, after three years of farmland trials, it has been shown to have a good yield-increasing effect on corn, millet, sorghum, rice, oats, wheat, potatoes and vegetables. For example, in maize, oats and spring wheat in 1980 alone, Mushi