In the light of the practical situation of logistics distribution of agricultural products, we primarily select transportation factor, economic factor, environment factor, and other factors, to establish evaluation index system of site selection of distribution center of agricultural products....

Main influencing factors affecting the ecology benefit value of woodland are analyzed, mainly including the water conservation value, environment cleaning value, water and soil conservation value, and climate regulation value. Evaluation model of the ecology benefit value of woodland is put...

We set up the evaluation index system of the sustainable development ability of grain production on the basis of the overall analysis of grain production trend in Sichuan Province. And then we evaluate the sustainable development ability of grain production from 1990 to 2006 in Sichuan Province...

Based on introducing the basic conditions of the ethnic regions in northwest Sichuan Province, the thesis analyzes its agricultural development status, which can be classified into two aspects ---rich natural resources and slow agricultural economic growth. Through the analysis of the...