Based on the analysis of agricultural land classification have been applied in Qianjiang city, and the current socio-economic status and other background on the basis of established research objectives: based on the agricultural land classification in the farmland protection applications. Qianjiang city of Hubei Province as an example, the agricultural land classification cultivated land per unit area yield results in the area of arable land and production capacity calculation methods and techniques of basic farmland delimitation process. The results showed that the agricultural land classific...