- 更多网络例句与处于不适应的环境相关的网络例句 [注:此内容来源于网络,仅供参考]
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Species-pairs were positive correlation,including 10 species-pairs were higher significant positive correlation and 24 speciespairs were significant positive correlation, and 263 species-pairs were negative correlation, including 8 species-pairs were higher significant negative correlation and 28 species-pairs were significant negative correlation, which were tested by Spearman' s rank correlation coefficient.
正负相关比为0.7643,显著种对占总对数的15.05%,群落优势种种间多呈不显著关联。2)按照31个建群种和优势种对环境的适应方式和主导生态因素,它们被划分为2个生态种组:芦苇组和早熟禾组。3)关帝山撂荒地植物群落以退耕还林的先锋物种为主,表明植物群落处于森林植被恢复的初期演替阶段。