随着我国畜禽养殖产业的快速发展,畜禽粪便越来越多,但作为农家肥的用量却很少,很多种植户为省事都施用化肥。长期施用化肥,既破坏土壤的理化结构,造成板结,又增加了农业投入,同时造成大量农家肥资源的浪费和环境污染。另外,长期食 With the rapid development of China’s livestock and poultry farming industry, more and more livestock and poultry excrement, but as a small amount of farmyard manure, many growers to save money by applying fertilizer. Long-term application of chemical fertilizers, both to destroy the physical and chemical structure of the soil, resulting in compaction, but also increased investment in agriculture, while causing a lot of waste of agricultural resources and environmental pollution. In addition, long-term food