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承德专区丰宁县大阁人民公社南辛营大队在公社党委的正确领导下,红壮元大粪专业队孙喜同志在去冬开展以粪便无害化处理的卫生积肥运动中,创造了一种火塔式造肥方法。它是一种各季粪便发酵无害化
Chengde area Fengning County Great Court people’s commune South Xinying battalion in the commune party committee under the correct leadership, red Zhuang Yuan feces professional team Comrade Sun Xi in the winter to carry out safe disposal of manure sanitary fertilizer campaign, created a fire Tower method of making fertilizer. It is a seasonally detoxified fermentative