Investigation on natural secondery growth forest commulities in limestone mountain region of Shexian county;

本文以皖北地区的石灰岩山地为对象，对该地区的植被进行了调查和研究。

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Investigation on natural secondery growth forest commulities in limestone mountain region of Shexian county;

本文以皖北地区的石灰岩山地为对象，对该地区的植被进行了调查和研究。

youdao