Study On The Change Of Cultivated Land Quality In Miluo County

Based on the change survey of the current land use data in Miluo County in 2015,using the incremental packet making evaluation map,according to the regulations for classification on agricultural land evaluation of cultivated land quality in Miluo County in 2015,analyzes the distribution characteristics and the quality of cultivated land in2015 2014 to 2015 of cultivated land quantity,quality change.Cultivated land comprehensive utilization in Miluo County actual changes,the idea of classification will be cultivated land change in Miluo County is divided into four types of gradient zone,found in the process of utilization of cultivated land in Miluo County problems and puts forward some suggestions and Countermeasures to protect and improve the quality of cultivated land in Miluo County.The main conclusions are as follows:1.The quality of cultivated land in Miluo County has shown a high level,and the cultivated land quality has been improved mainly.The national natural quality grade,national economical quality grade and national utilizing quality grade have been improved slightly,such as 0.11 grade,0.1 grade and 0.04 grade respectively.2.The total amount of cultivated land decreased,with a total reduction of 22.71 hectares.The cultivated land occupied mostly is high quality cultivated land,and the cultivated land is seriously unbalanced.Miluo municipal government departments should strictly control the non-agricultural land conversion and cultivated land occupation,take the road of intensive development,transformation of urban inefficient,idle land.3.Based on the actual change of cultivated land use in Miluo County,the author analyzes the main factors influencing the change of cultivated land quality in the area,and divides the cultivated land change in the Miluo County into four gradient types:fertility enhancement type,fertility decline type,gradual waterlogging type and gradual drought type.The proposal of farmland protection and quality improvement based ondifferent types of gradual change region provides reference for regional cultivated land differential protection,agricultural land structure adjustment and intensive use and management of cultivated land.