Research on applications of agricultural land classification in division of prime farmland

The division of prime farmland lack theoretical base veritably and scientific argumentation strictly in china.The protection of prime farmland is short of criterion to evaluate rationally in effect and means and so on,as a result,it affects maneuverability in the work of factual protection.The thesis mainly study quantity,quality,characteristic distribution and rule in the basis of agricultural land classification of Yunnan province,furthermore it combines with ways of analysis and comparision to divide quantitative index of prime farmland.The thesis introduces theoretical basis and technical reference to achieve veritably protection of quantity and quality in prime farmland.