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近日笔者下乡时发现,一些农民对化肥的性能不了解,盲目混施化肥,使一些蔬菜遭受肥害,造成不必要的损失。现给农民朋友介绍一下哪些化肥不能混施,以便在生产中合理使用。1.过磷酸钙不能与草木灰、石灰氮、石灰等碱性肥料混用。因过磷酸钙含有游离酸,呈酸性反应,而上述碱性肥料含钙质较多,若二者混合施用,会引起酸碱反应,降
Recently, when I came to the countryside, I discovered that some peasants did not understand the performance of chemical fertilizers and mixed them with fertilizer blindly, causing some vegetables to suffer fatalities and causing unnecessary losses. Present to farmers and friends about what fertilizers can not be mixed, so that the rational use of production. 1. SSP can not be mixed with alkaline fertilizer such as ash, lime nitrogen and lime. Because of superphosphate contains free acid, acidic reaction, and the alkaline fertilizer containing more calcium, if the two mixed application, will cause acid-base reaction, drop