The fifth chapter empirically tests the impact of income inequality of Apple planting in 2015-2016 season on income desire of family decision-makers in 2016, the results show that income inequality of natural group has a significant positive effect on income desire of family decision-makers; the sixth chapter empirically tests the impact of income desire of family decision-makers in 2015-2016 season on income inequality of Apple planting in 2015-2016 season, the result table It is clear that the income gap of Apple planting will be widened by the increase of family decision makers' income desire. Based on the empirical results in Chapter 5 and Chapter 6, this chapter discusses the interactive evolution relationship between income desire of family decision makers and income inequality of Apple planting. From the data point of view, the causal chain here is "income desire of family decision makers in 2015 → income inequality of Apple planting in 2015-2016 production season → income desire of family decision makers in 2016". Due to the lack of panel data, it is impossible to In a strict sense, this paper analyzes the evolution path of income inequality of Apple Planting under the influence of income desire of family decision-makers and income inequality of Apple planting; however, from the perspective of the impact mechanism of income desire of family decision-makers and income inequality of Apple planting, the interaction analysis from a qualitative perspective still has certain reference value; in addition, based on the empirical analysis results of Chapter IV, This chapter will explore how to improve the income aspirations of low-income groups to reduce the income inequality of Apple planting.