From the promise of changing industry structure , we deduced that the base status of agriculture can ' t fluctuate , from the changing landtax form , we deduced what is the root of farmer ' s poverty , from the view of proper right explain what is the trend of country ' s soil management system 以產(chǎn)業(yè)結(jié)構(gòu)變動為前提說明農(nóng)業(yè)的基礎(chǔ)地位不容動搖;從地租形態(tài)的變化說明農(nóng)民貧困的社會根源;從產(chǎn)權(quán)角度預測農(nóng)村土地經(jīng)營制度的未來趨勢。