近年来,山东省种苗产业发展强劲。2008全省育苗面积达到121.1万亩。但当前山东省林木种苗建设,还存在着良种使用率较低、结构性余缺等问题。虽然通过多种方式拓宽苗木的销售渠道,使全省大量苗木远销到外地,但全省还 In recent years, seedling industry in Shandong Province developed strongly. 2008 The province’s seedling area reached 121.1 million mu. However, the current construction of tree seedlings in Shandong Province, there are still low utilization of varieties, structural problems and other issues. Although through a variety of ways to broaden sales channels nursery stock, so that the province sold a large number of seedlings to the field, but the province also