Preliminary Study on the Cultivated Land Security Problems of Ningbo City

This paper points out the main problems of the safety degree of cultivated land of Ninbo,and evaluates the safety degree of cultivated land of our city according to the following indexes:the indexes of the area of cultivated land per capita of our city,the indexes of the amount of reserve cultivated land recourse,the supplementary coefficient of cultivated land,the indexes of the quality of cultivated land.The result shows that the indexes of the quality of cultivated land almost show safety and high safety,but other indexes are all worth paying close attention to.Especially,the indexes of the inverse proportion of pollution show high danger and the indexes of the area of cultivated land per capita show danger signal.To improve the safety degree of cultivated land of our city,we must set up the regional system of the safety degree of cultivated land,and try our best to make continuable using of cultivated land come true.