祁连圆柏是祁连山高海拔山区的主要造林树种,它与其他针叶树相比,在幼龄期生长较快,且在年平均气温-6℃以下的严寒地区生长良好,是高海拔地区的首选树种之一。根据育苗实践,笔者认为,病虫害是直接影响祁连圆柏苗木产量和质量的主要原因。针对其病虫害的防治,笔者进行了大量的实践,取得了较为理想的效果。 Sabina przewalskii is the main afforestation species in Qilian Mountains with high altitude. Compared with other conifers, Sabina przewalskii grows faster in juvenile period and grows well in cold area with annual average temperature below -6 ℃, which is the preferred tree species in high altitude area one. According to the practice of nursery, I believe that pests and diseases are directly affect the yield and quality of Sabina przewalskii seedlings. For the prevention and treatment of its pests and diseases, the author conducted a lot of practice and achieved more satisfactory results.