加土垫圈沤制厩肥是我国东北、西北、华北各地普遍采用的一种处理有机肥料的方法。调查资料证明,这种方法能有效地把积肥保肥两者结合起来,用它沤制出来的厩肥数量大,质量好,很受农民欢迎。根据科学考察加土垫圈的历史,在我国已经有几千年了。 Adding earth gaskets to make manure system is commonly used in northeast, northwest and north China to treat organic fertilizers. Survey data show that this method can effectively combine the fat and fat product fertilizer, use it to produce a large number of stable manure, good quality, very welcomed by farmers. According to the history of scientific research plus soil washers, in our country for thousands of years.