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现代农业近半个世纪以来取得了巨大的成就,也面临着一系列错综复杂的生态环境和经济难题。由于土壤流失而造成的陆地、水域和水生动植物生态系统的恶化以及农用肥料、化学药剂、矿物燃料等造成的土壤肥力下降、水源污染等环境问题时时刻刻在困扰着人类的生存。随着生态
Modern agriculture has made tremendous achievements in nearly half a century and is also facing a series of intricate ecological and economic problems. The deterioration of the ecosystem of land, water and aquatic animals and plants due to soil erosion and the environmental problems caused by the decline of soil fertility caused by agricultural fertilizers, chemical agents and fossil fuels, and water pollution have always plagued humankind’s survival. With ecology