The population and community characteristics in the Platycladus orientalis forest on Qianfo Mountain in Jinan are studied.
研究了济南千佛山侧柏林的种群和群落特征。
Objective: To investigate the prevalence rate and epidemiologic characteristics of thyroid nodules among community population in Jiangsu province.
目的:了解江苏地区社区人群甲状腺结节的患病率和流行病学特点。
The height structure and diameter structure of A. senticosus population relate with community environments and with its own age structure characteristics.
刺五加种群的高度结构与径级结构的变化都与群落环境以及本身的年龄结构特点有关。
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