Method:Questionnaires were made to investigate 101 farmers of 17 villages in four counties of Shiyan City and the collected data were analyzed and compared.

• 方法:自制调查问卷,并对十堰市4个县(市、区)中17个行政村的101名村民进行了问卷调查和重点访谈,对调查结果进行了分析研究。