AbstractGansu Province lies in the interface of Loess plateau , Inner Mongolia plateau and Qingzang plateau in the northwest of China. It has abundant animal andplant resources. An incomplete investigation shows that 924 vertebrate species and subspecies , accounting for 19.01% of 4865 in China , 3867 species of seed plants , accounting for 12.9% of 30000 in China , are distributed in Gansu. Because of environment destruction and over-hunting , plenty of animals and plants have been extinct and many species endangered. Five strategies for sustainable development of animal and plant resources were suggested in this paper : 1) strengthen investigation on resources and research on biodiversity ; 2) improve the ecological consciousness of the people , make special reward and punishment statute and strengthen the education for animal and plant resources protection ; 3) re2 inforce the construction and management of the nature reserves and establish protection funds for all-leveled re2 serves ; 4) utilize soil resources completely according to the condition of Gansn , and 5) protect the habitats of animals and plants.