Construction on evaluation indicators system and influence factors analys of cultivated land renovated in Henan province

Abstract：There are more people and less land in Henan province.Renovating potential land resources suitable for agriculture has turn into an important measure which can fulfill the goal of dynamic equilibrium of total cultivated land, and ensure the grain security.Meanwhile, different factors influence the quantity of cultivated land renovated in Henan province.The influencing facors of cultivated land renovated in Henan province are analysed and the evaluating indicators system in evaluating subarea is constructed, which are the basis of the quantity evaluation of cultivated land renovated.Nine evaluating subarea are divided based on analyzing the evaluating factors including landforms, soil, climate, water resource and evaluating principle.Then the evaluation indicators system of cultivated land renovated is constructed according to different agrotype and cultivation style of each evaluating subarea, which provides the fundation for the evaluation of cultivated land renovated.

Keyword：cultivated land renovated;quality evaluation;indicators ststem;Henan province;