Abstract:The studies of the farmers' motivation and behavior have been continued for hundreds of years.The savable methods are different according to particular emphasises and different presuppositions on the research.And they are classified into several theories,which are the theories of Existing Farmers,Vulnerable Farmers,Utility Farmers and Rational Farmers.Although the motivation and behavior of specially designated objects and periods could be explained well by the above four theories,the socialized farmers,who live in high socialized world and have no surviving problems after the Countryside Reform of China,can't be explained rationally.The socialized farmers,with their special independence and particularity,chase("Currency) Ethics" and the maximal currency income.