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本文通过和龙播区的正交试验,经影响因子筛选,得知影响黑松成苗效果的主要原因是坡向。其他各因子也分别有一定的影响,应具体情况做具体的分析。
In this paper, orthogonal test was conducted with the sowing area and the screening of influencing factors showed that the main reason affecting the effect of the seedling of Pinus thunbergii was the aspect. Other factors also have a certain impact, respectively, according to the specific situation to do a specific analysis.