For the. reason that there are. too mang people and less farm land，too much vallay slope and less yuan surface in Changwu county，the contradictary between production of grain crope and tobacco and that of apple if apple. orchard grows on yuan surface According to a successful experience in Wangdongou experiment area of the county,the authors suggest to plant apple orchard mainly on valley slope instead of on yuan surface. Because the ecological condition of valley slope is more suitable for apple tree growth.