土壤团聚体的形成及其对土壤肥力的影响（张友辉 学号：2013303110102 专业:水土保持与荒漠化防治）摘 要：团聚体作为土壤结构的基本组成单元，它的大小、数量、组成和稳定性对土壤结构的形成和保持有重要影响。本文就土壤团聚体的形成过程、影响因素及其在土壤肥力中的作用方面的研究现状进行了总结介绍。关键词：团聚体；土壤结构；土壤侵蚀The Formation of Soil Aggregate and Its Role in Soil fertility(Zhang You-Hui SD: 2013303110102 major：Soil and Water Conservation and Desertification Control)Abstract：As the basic component units，the size, quantity，composition and stability of soil aggregates have an impotent effect on the formation and conversation
