农业生态系统养分循环研究概况

Situation of Research on Nutrient Cycling in Agroecosystem

营养物质循环作为农业生态系统的主要过程及基本功能，是系统生产力及持久性的决定因素，也对生物圈化学环境有重大影响。早在本世纪初，人们就从植物营养生理的角度开始了营养物质循环平衡的研究［１］。１９５５年Ａｌｉｓｏｎ将系统和整体的观点引入生态系统物质循环的...

Bascd on analysis of developing trend of nutrient cycling research and according to systernatic throught about the research,the situation of research on nutri ent cycling in agroecosystem are systematically recapitulated and different meth ods are discussed in the paper.