我厂是一个年产三千吨腐铵的半机械化腐肥厂,自一九七五年开始生产使用腐肥,几年来共生产腐植酸铵三千二百多吨,使用面积达16000亩/次。腐肥生产是利用麻山风化煤,原料含腐植酸达百分之五十以上,我们采用干法工艺腐铵成品含速效氮高的达百分之二点二,水溶性达百分之十五以上。施用量一般亩用200～300斤作基肥或追肥,蔬菜增产二、三成,高的增产达五成以上,深受群众欢迎。 I plant is an annual output of 3,000 tons of ammonium semi-mechanized fertilizer plant, since 1975, the production of fertilizer used in the first few years, a total of more than 3,200 tons of ammonium ferulate, the use of an area of ​​16,000 mu / Times. Humus fertilizer production is the use of Ma hill weathering coal, raw materials containing humic acid up to 50 percent, we use dry process of ammonium sulfate finished products with high nitrogen efficiency of up to 2.2 percent, water-soluble up to 15 percent the above. The amount of application of general mu with 200 ~ 300 pounds for basal or topdressing, vegetables yield two or three percent, high yield up more than 50%, by the masses.