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针对樟子松移植大苗造林存在的问题 ,应用正交试验设计的方法 ,较为系统地研究了移植时间、使用的移植器规格和苗木高度范围 ,通过 4年的调查测定 ,总结确定了移植造林的时间、移植器规格和苗木高度
In order to solve the existing problems of afforestation of seedlings of Pinus sylvestris var. Mongolica, the orthogonal experiment design method was used to systematically study the transplanting time, the specifications of transplanter used and the height range of seedling height. After 4 years of investigation and determination, Time, transplanter specifications and seedling height