| With the development of China’s economy and the acceleration of industrialization and urbanization,a large amount of cultivated land has been transferred to non-agricultural land.The main reason of the above-mentioned phenomenon is the lack of understanding of the value of cultivated land,the single consideration of the economic output value of cultivated land and the neglect of its social value and ecological value.Therefore,the comprehensive and full evaluation of cultivated land value is significant to perfect the system of cultivated land protection and compensation,and to curb the phenomenon of cultivated land abandonment and over-non-agricultural.Based on the angle of cultivated land protection and the mission of ecological protection and high-quality development in the Yellow River Delta,this paper focuses on the comprehensive evaluation of cultivated land value in Dongying city,Shandong Province.In this paper,the research progress of cultivated land value evaluation at home and abroad is systematically reviewed,and the related theories are fully used for reference to construct the theoretical framework of cultivated land comprehensive value evaluation,the specific evaluation methods of economic value,social value and ecological value of cultivated land were fully selected and improved,and the case of Dongying City in Shandong Province was evaluated.In the evaluation of cultivated land value,firstly,the connotation of cultivated land value is analyzed and described,and the economic value,ecological value and social value of cultivated land in one year are estimated by using the market value method and the two-boundary binary conditional value method respectively,the Logit model is used to analyze the influencing factors of the ecological and social values of cultivated land,and the economic,ecological and social values of cultivated land in one year are restored by using the land restoration rate,and the overall comprehensive value of cultivated land in Dongying is obtained,finally,some policy suggestions are put forward for the protection and efficient utilization of cultivated land in Dongying.Through this study,the following conclusions are drawn:(1)The comprehensive value of cultivated land in Dongying is large and influenced by many factors;(2)There is a big gap between the Cash crop value and the grain crop;(3)The difference of cultivated land ecological value based on WTP and WTA calculation methods is large;(4)The social value of cultivated land in Dongying is large. |
