Abstract: In this paper, four problems are discussed, 1. importance of ecological strategy in the development of agriculture; 2. eco-geographical structure and ecological equilibrium of river basin; 3. several paradigms of the development of agriculture; and 4.ecological approach to the agricultural development in Guangxi.

Key words: Musci, Geographical component, Canonical Correspond Analysis(CCA), Detrended Canonical Correspond Analysis(DDCA)