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- Energy Accumulation,Distribution,Fixation and Transformation in Man-Made Larch Forest Communities. 落叶松人工林群落能量积累、分配、固定和转化的研究
- I became an object to be arrested, so I restricted my activities to forest communities and got out of reach of Abacha. 我变成了通缉犯,因而得限制自己只在林区活动,躲在阿巴查魔掌伸不到的地方。
- Interspecific association of dominant species in Betula luminifera natural forest communities of Shaowu, Fujian Province. 光皮桦天然林群落优势种群的种间联结性研究。
- A major priority is to help forest communities earn more money and escape poverty and hunger, in ways that are environmentally sustainable. 一项主要重点工作是帮助森林社区以环境上可持续的方式获得更多的经济收益并摆脱贫困和饥饿。
- In the conifer forest communities, the conifer pollen percentages are more than 60%, broadleaf are less than 10% while shrubs and herbs are less than 30%. 在针叶林植被中,针叶树种花粉百分比高于60%25,阔叶树种花粉百分比低于10%25,灌丛和草本花粉百分比低于30%25。
- The results show that 53 arbors, 57 shrubs and 310 herbs were recorded in six forest communities of 12 plots on the south slope. 研究表明:长白山南坡12个样地6种森林群落共记录乔木树种53种、灌木57种、草本植物310种。
- The result s indicate that the ever-green broad-leaved forest communities in Simian Mountai ns may be grouped into 4 formations. 结果表明:组平均是等级聚合分类的最佳策略;
- The evergreen broad-leaved forest communities in East China have been subject to extensive disturbances such as changing land-use, agricultural development and logging. 摘要由于土地利用方式改变以及人为砍伐等多种原因的共同作用,导致我国各地的常绿阔叶林均发生了不同程度的退化。
- In the broadleaf forest communities, the broadleaf pollen percentages are near 40%, the conifer are less than 15% while the shrubs and herbs are less than 50%. 在阔叶林植被中,阔叶树种花粉百分比约40%25,针叶树种花粉百分比低于15%25,灌丛和草本花粉百分比小于50%25。
- Studies of Yukeng Forest Community Characteristics in Xianju of Zhejiang. 浙江仙居俞坑森林群落特征研究。
- The study of niche on main species of forest community in Shanxi Huoshan Mt. 山西霍山森林群落主要种生态位的研究。
- The results of the Clustering Analysis divide the forest samples into 4 groups such as Betula forest, broadleaf forest, Picea forest and Quercus forest, showing close relationships between the pollen assemblages and forest communities. 对花粉分析结果进行聚类分析发现,除有个别样外,森林群落的花粉组合和群落植被有很好的对应关系,可根据聚类分析的结果将森林群落划分为桦木林、阔叶树种为主的针阔混交林、云杉林、以栎为主的混交林4组。
- If there is a market for non-timber, forest-friendly products from that area -- mushrooms, honey, things like rattan -- people [in the forest communities] will be encouraged to protect the forest. 而如果市场对于当地出产的非木材类,以及对蕈类、蜂蜜、藤类等无害森林的产品有所需求的话,那麽(森林社区里的)居民就会有诱因去保护森林。
- Succession of forest community is characterized by the changes in community organization. 森林群落的演替是以群落结构的变化为表现特征的。
- We proposed the eco-functional adaptation indices of the riparian forest communities, based on which the riparian forests were divided into different functional groups. 在提出河岸林群落生态功能适应性指标的基础上,对研究地区河岸林群落进行生态功能适应性分组。
- The forest will act as a defense against desert dust. 森林能起防御沙漠灰沙的作用。
- The forest community returned from farmland retained the characteristics of original farmland.Its dominant species was Gansu zokor in Qiaoshan, and Chinese zokor in Wuqi. 退耕林地啮齿动物群落保持了原农田群落的特点,其桥山林区的群落优势种是甘肃鼢鼠,而吴旗林区退耕林地为中华鼢鼠。
- The results showed that the forest community in this area has the features of clear structure,rich tree species,obvious dominant tree species and obvious succesion syndynamics. 结果表明,雾灵山自然保护区的森林群落层次结构明显,种类组成比较丰富,优势种明显,具有明显的动态演替特征。
- The vegetation data of the forest community in Wanmulin Nature Reserve, Fujian Province, are used as the information for analyses of flora and species diversity. 分析福建万木林自然保护区常绿阔叶林植物区系和群落物种多样性。
- It is said that there are wolves in this forest. 据说这片森林里有狼。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries