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- Worse, these fires can utterly destroy forests of Ponderosa pine, the dominant tree species in the West. 更糟的是,这种大火可能摧毁黄松(Ponderosapine)森林,那是美国西部主要的树种。
- Where forests are concerned, the difficulty is increased by the longevity and competitive capacity of dominant tree species. 只要哪里涉及森林,就由于优势树种的长命和竞争力而增加困难。
- Effect of Soil Moisture Status on Some Eco-Physiological Indexes of Dominant Tree Species in the Pine Broadleaf Forest of Changbai Mountain. 土壤水分状况对长白山阔叶红松林主要树种叶片生理生态特性的影响
- P. topengii, E. chinense, Aporosa dioica, Machilus chekiangensis and Microdesmis caseariifolia are the dominant tree species. 群落的主要优势树种为臀果木、黄桐、银柴、浙江润楠和小盘木。
- The overall association,interspecific association,and interspecific covariation of the dominant tree species were also studied. 通过计算重要值确定崖柏群落优势乔木树种,研究优势树种的总体联结性、2物种间的联结性和种间协变。
- A preliminary study on ecological response of dominant tree species in Korean pine broadleaf forest at ChangbaiMountain to soil water stress and their biomass allocation. 长白山阔叶红松林主要树种对干旱胁迫的生态反应及生物量分配的初步研究。
- A preliminary study on ecological response of dominant tree species in Korean pine broadleaf forest at Changbai Mountain to soil water stress and their biomass allocation. 长白山阔叶红松林主要树种对干旱胁迫的生态反应及生物量分配的初步研究
- 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 overall association of the dominant tree species,the interspecific association of dominant tree species and interspecific covariation of the dominant tree species were studied. 通过计算重要值确定三尖杉所属群落优势乔木树种,在此基础上,研究优势树种的总体联结性、两树种间的联结性和种间协变。
- In the natural Chinese-fir and broad-leafed forests, the effect of soil nutritional elements on the dominance of Chinese-fir and other dominant tree species was different with tree species. 在天然杉阔混交林中,土壤营养元素对杉木及其他建群种优势度的重要性因树种而异.;影响杉木优势度的首要土壤营养元素为缓效钾、碳氮比及有机质;
- Dominant Tree Species of Tree Layer and Classification of Community in Shiziguan Reservoir area 狮子关库区植物群落乔木层优势种及群落分类
- Dynamics of dominant tree species in a forest ecotone on the northern slop of Changbai Mountain 长白山北坡森林群落交错区优势树种动态
- Light response curve of dominant tree species photosynthesis in broadleaved Korean pine forest of Changbai Mountain 长白山阔叶红松林主要树种光合作用的光响应曲线
- Succession Procedure and Organization Dynamics of Forest Community with Several Dominant Tree Species in Shiziguan Reservoir Area 狮子关库区森林群落演替过程和结构动态
- The response of leaf gas exchange to environmental factors of a dominant tree species, Endospermum chinense in tropical regeneration forest 热带雨林恢复演替中优势树种黄桐气体交换对环境的响应
- Effect of Soil Moisture Status on Some Eco-Physiological Indexes of Dominant Tree Species in the Pine Broadleaf Forest of Changbai Mountain 土壤水分状况对长白山阔叶红松林主要树种叶片生理生态特性的影响
- Interspecies covariation analysis of dominant tree species in secondary succession of forest communities in Heishiding Natural Reserve, Guangdong Province 黑石顶自然保护区森林次生演替过程中群落主要种的种间协变分析
- It's one of the tree species I have just learned to know. 我刚认识的树种。
- China has the world's most ancient tree species -- metasequoia. 中国有世界最古老的树种 --水杉。
- Dormancy Depth of Several North-east China Tree Species. 东北几个树种苗木的休眠深度