Model Establishment Based on Cultivated Land Quality of WebGIS Provincial Level Management Information System Evaluation

Abstract

In recent years, issues including thinner plough layer of the cultivated land, water and soil loss of the arable soil, secondary salinization of the soil, desertification, soil acidification, soil pollution, soil quality degradation and others are increasing day by day, in order to safeguard food security of our province, increase rural income and accelerate agricultural development, it is needed to strengthen the protection of the important basic resources of cultivated land. Through evaluating the cultivated land quality and establishing the database of the cultivated land level, it can directly provide the basis for the food production and crop planting structure adjustment. Accordingly it can develop featured agriculture, exert the regional advantage as well as improve the utilization efficiency of the cultivated land resources. Take JY city as an example, the basic data of the cultivated land quality can be obtained by evaluating the cultivated land quality of JY city.