土壤生态位及其应用

Theory of Soil Niche and Its Application

在生态位理论基础上 ,提出了土壤生态位的概念及类型 ,并认为 ,( 1 )生态入侵与物种对土壤生态位的竞争排斥作用密切相关 ;( 2 )土壤肥力是土壤生态位的表现形式 ;( 3)土壤生态位是土壤与生物 (尤其是植被 )协同进化的产物 ;( 4 )

The concept and types of soil niche are put forward on the basis of niche theory in this paper. Moreover, the following is considered, (1)ecologrical invasion is closely related with competition exclusion of species to soil niche; (2)soil fertility is the form of expression of soil niche; (3)soil niche is the product of coevolution between soil and organisms, expecially vegetations; and (4) theory of soil niche has important and directive functions on restoration and rehabilitation of degraded soil ecosystem, and eco agricultural construction.