The food web in soil, with two types of detrital food chain and predator food chain, is defined as a relationship of res摘要土壤食物网可定义为不同功能土壤生物类群之间形成的消费者－资源关系网络，包括腐食食物链和捕食食物链。
The study significance and status of food web in soil are analyzed and the function of soil food web in soil ecosystem i简述了土壤食物网的研究意义及国内外研究现状，阐明了土壤食物网各结构成分在土壤生态系统中的功能作用。