Orchards are mainly distributed over hilly and mountainous areas in China, so the transfer of the machine isn't accustomed to terrain,moreover agronomic requirements are complex (depth and width 〉20cm). Small ditcher is convenient to operate, so can adapt to orchard production requirements, and its price is relatively low. Small ditcher can help improve farmers" working conditions, reduce labor intensity and raise the production efficiency. In this paper, the general situation of ditching as well as fertilizing for forest or orchard in our...