油松;
The harms of Chinese pine caterpillar are very serious to the Chinese pine.
油松毛虫对油松的危害非常严重.
Spectral analysis showed that Chinese pine population in the different site have different growth cycle, and the cycle length on sunny slope is bigger than shady slope.
谱分析表明,不同立地的油松种群生长周期不同,油松种群的周期长度为阳坡阴坡,同时大周期内有小周期的波动。
Nearly 2 million mu of Chinese pine, with natural oriental arborvitae.
有近2万亩的油松 、 侧柏天然林带.
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