This report analyzed the agricultural industry structure of Wangdonggou watershed in Changwu county based on investigation. In the watershed, industry avocation and fruit are main income sources, the amount and sources of income in different type of village have a great difference. The grain-eating livestocks are main species of cultivated animals in households. Stockbreeding is not the main income source, but 35. 23 percent of households still want to develop it in the watershed. The rate of orchard area to cropland area is 1. 08. Capital, technology and information are the main restricting factors of agricultural industry structure adjustment and regional economy development.