Abstract: Arable land damage includes the following five categories: arable land surface hardening, arable land surface collapse, arable land dig loss, arable land pressure and arable land pollution. By summarizing the arable land damage types, the principle and index selection of damage identification system was put forward in this paper, such as comprehensive principle, classification guiding principle, operational principle and combined principle of arable land damage degree and recovery complexity, then the evaluation indexes of arable land damage degree were obtained, the evaluation index system of arable land damage was established by AHP (Analytic Hierarchy Process), finally, the countermeasures to arable land damage was put forward, such as laws and regulations improvement, classified management, arable land reclamation, scientific farming, strengthen arable land protection, prevention and control mechanism innovation. The paper had guiding significances for arable land damage identification, reclamation plan establishment and reclamation measures.