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草木灰是优质钾肥,但是,并不能成为秸秆焚烧的理由
草木灰主要成分是碳酸钾,因草木灰为植物燃烧后的灰烬,所以凡是植物所含的矿质元素,草木灰中几乎都含有。 草木灰是优质钾肥,并不能说明秸秆焚烧就有利于农业种植。 草木灰能提供给土壤的矿物元素,秸秆还田一样可以提供,并且,提供的更多。
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