Based on the basic principles of effects analysis,the paper analyzes the connotations of ecological effects in rural land transfer,that is to say,rural land transfer changed the size,structure and technology of the agricultural production and thus had an impact on the rural ecological environment. Based on the panel data of 31 provinces in China from 2000 to 2010,we estimate the cross- section weights fixed effects with generalized least square( GLS) method,the conclusion is that: the rural land transfer increases the use of agricultural fertilizers,pesticides,but reduces the consumption of ag...