在农业生产大跃进的形势鼓舞下,各地掀起了土法制造土化肥的高潮,我地各公社采用了就地取材的原则,大办土硝制造厂,因为土法制土硝,设备简单,原料来源广,既省钱,又紧密的结合了教学,茲将我个人所见所闻介绍如下,以供各校参考。(一)什么是土硝:土硝是制造炸药原料,又是一种很好的肥料,因为它的化学成分是硝酸钾,中间含有植物所需要的氮和钾,所以它是一种肥效大,成分单纯的土制化肥。原料是硝土,硝土是动物的粪便,一些含氮的物质,随水流流渗入土壤之后,在土壤里 Encouraged by the great leap forward in agricultural production, various localities set off the climax of indigenous fertilizer production. The communes in our country adopted the principle of using local materials. The large number of soil- Wide source, save money, but also a combination of teaching, I will personally see and hear the following introduction, for the school reference. (A) what is soil nitrate: soil nitrate is the raw material for the manufacture of explosives, but also a good fertilizer, because it is the chemical composition of potassium nitrate, the middle contains plants need nitrogen and potassium, so it is a fertilizer , A simple composition of indigenous fertilizer. Raw materials are nitrates, nitrates are animal excrement, some nitrogen-containing substances, with the inflow of water flow into the soil, in the soil