They looked at birds in different areas of vegetation, including intact forest, plantations and shrub land.

他們研究了在不同植被地區(qū)的鳥類操日色，其中包括原始森林久热综合，種植園和灌木林地。

Dasiphora fruticosa shrub-land is very common grazing land in Tibet plateau. After overgrazing , its soil physical and chemical characteristics would be out of balance.

金露梅灌叢是東祁連山廣泛分布的一種放牧地yeyefuli无码视频，長期的過度利用下欧美一级片在线免费观看网站，使其土壤理化性質(zhì)發(fā)生了相應的變化。

Seven different representative vegetation types of alpine grassland in Eastern Qilian Mountains, which were Rhododendron fruticosa shrub land, Salix cupularis fruticosa shrub land, Dasiphoru fruticosa shrub land, Polygonum grassland, Grass steppe, Swamp grassland and Kobresia grassland were selected to be experimental samples.

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