以新疆蒿类半灌木荒漠草地建群种伊犁绢蒿为材料,探讨刈割强度对其根系贮藏营养物质的影响。
The change of storage nutrition substance in Seriphidium transilien's roots, such as soluble proteins, soluble sugar, deoxidizing sugar and starch, were studied under various defoliation intensities.
以翅果油树为建群种形成的群落,是山西南部暖温带落叶阔叶林地带低山丘陵区的代表植被类型之一。
The community composed of Elaeagnus mollis as the constructive species is one of the typical vegetation types in the hills and lower-mountains of southern of Shanxi.
植被盖度由原来的42.5%增加到83.5%,将蒿属植物为建群种的群落变为沙打旺—野艾蒿—万年蓬组成的群落。
Plant cover was signifisantly changed after improved. Total cover was increased from 42.5 to 83.5%. Plant community was also changed.
该地区集中分布着一批古老残遗物种,这些物种大多为群落的建群种或优势种,对维持草原化荒漠区脆弱的生态系统具有重要作用。
Many ancient relic species centrally distributed in the area, most of them were the constructive or dominant species of desert community, their existence played an import.
另一种古代网站名为七星公园在中国是围绕七个一小群依山而建。
Another ancient site called seven Star Park in China was built around seven small mountains in a cluster.
另一种古代网站名为七星公园在中国是围绕七个一小群依山而建。
Another ancient site called seven Star Park in China was built around seven small mountains in a cluster.
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