我国是世界上化肥生产和消费的第一大国,长期以来由于大量施用化肥,虽然提高了作物产量,但对生态环境和人类健康造成的危害日益增加。因此,研发推广有机肥,改良土壤状况,改善生态环境,提高农副产品质量,既是我国可持续发展农业的当务之急,也是关系国计民生的百年大计。我国目前 China is the largest country in the world in the production and consumption of chemical fertilizers. For a long time, due to the large amount of chemical fertilizers applied, it increased the crop yield but caused more and more harm to the ecological environment and human health. Therefore, research and development to promote organic fertilizer, improve soil conditions, improve the ecological environment and improve the quality of agricultural and sideline products is not only a top priority for sustainable development of agriculture in our country, but also a hundred years plan for the people’s livelihood. My country is currently