Based on the data of 384 farmers who have taken part in Sloping Land Conversion Program(SLCP),this paper uses Logistic model to analyze various factors affecting these farmers’ willingness to strengthen the fruit of SLCP.The result shows that 81.7 percent of the farmers are willing to stengthen the fruit of SLCP,the age and education of the head of households,the per capita arable land in villages,percentage of arable land area in SLCP,subsidy standard of current SLCP,the arable land area after SLCP and the monthly income of offfarm work have positive and significant influence on the willingness of farmers’ strengthening the fruit of SLCP;whereas,the number of children,percentage of crop farming in household income,investment in agricultural land per unit area have negative impact on the household’s willingness to strengthen the fruit of SLCP.This paper finally puts forward some constructive suggestions in order to solidify the fruit of SLCP,such as increasing investment of rural middle and aged labor forces in SLCP area,promoting the development of intracounty nonagricultrural industry,properly improving the subsidy standard in largescale SLCP farmers and pushing forward the construction of water conservancy irrigation facilities in Loess Plateau.