您要查找的是不是:
- Tilia laetevirensn. 亮绿叶椴
- Tissue Culture and Rapid Propagation of Tilia japonica Simonk. 日本椴的组织培养与快速繁殖。
- Study on Secondary Metabolic Product of Tilia tuan Szysz. 椴树次生代谢产物的研究
- NURSERY TECHNIQUES FOR RAISING SEEDLINGS OF TILIA AMURENSIS RUPR. 珍贵树种紫椴某些育苗技术的研究
- On Chemical Composition of Extraction from Bark of Tilia mongolia Maxim. 蒙古椴树皮提取物的化学成分研究。
- Occurrence and control of frost in Tilia amurensis and Fraxinus mandshurica young plantations. 紫椴、水曲柳人工幼林霜冻发生与控制研究。
- Decomposition processes of Tilia amurensis leaves in the Changbai Mountain forest ecosystem. 长白山森林生态系统中椴树叶分解进程的研究。
- Response of structural plasticity of Tilia amurensis sapling crowns to different light conditions. 不同光环境下紫椴幼树树冠结构的可塑性响应
- The inclusion on branches of ?Tilia? L. can directly influence the development and survival of larva. 椴树枝干的内含物直接影响着天牛幼虫的发育和存活
- The mechanism of killing egg for Tilia mongolica includes physical function and chemical function. 椴树杀卵机制有2种,化学作用和物理作用。
- Arimatsu economic timber, Parkinson, Chatham, Betula, Tilia, Green and other species. 经济用材林有松、柏、漆、桦、椴、青等树种。
- Definition: Lime flower consists of the whole, dried inflorescence of Tilia cordata Miller, of Tilia platyphyllos Scop. 本品为椴科植物心叶椴Tilia cordata Miller (Citrus aurantifolia 酸橙),阔叶椴Tilia platyphyllos Scop.
- Based on investigation, the community characteristics of Tilia miqueliana in Baohua Mt. were analyzed. 摘要根据野外调查结果,分析宝华山天然南京椴群落特征。
- These gaps were usually formed after 3~4 trees logged which were mainly composed of Tilia amurensis, Quercus mongolica and Maackia amurensis. 1%25的林隙呈圆形,61.;9%25的林隙呈椭圆形,其中38
- In arbor pollen grains, the dominant species are ?Pinus? and ?Betula?, with a small amount of ?Quercus, Juglans, Tilia? and ?Artemisia ?etc. 乔木和木本花粉中主要的优势种属为松属(Pinus)和桦属(Petula)以及少量的栗属(Quercus)、胡桃属(Juglans)、椴属(Tilia)和蒿属(Artemisia)等。
- In hard wood cutting trial of Tilia amurensis adopted Nk 3 and NK 3 treatments,the results show that rooting rate of cuttings has attained 87 7% and 86 0% separatly. 在紫椴硬枝扦插育苗时 ,利用NK4 、NK3进行处理 ,其生根率分别达到 87 7%25、 86 0%25。
- In this paper, study on adaptability of introduction, propagative technology and economic values of Acer campestre and Tilia tomentosa were carried out. 本论文依托国家“948”项目“旱地生态经济型树种抗性选择及综合利用技术引进”,对栓皮槭和银叶椴在我国引种适应性、繁殖技术和经济价值进行试验研究。
- The air temperature, relative humidity and wood moisture content versus time curves during hu-midification drying of Tilia Amurensis were presented in this paper. 描述了椴木除湿干燥过程中干燥室内空气温度、相对湿度及木材含水率的变化曲线。着重分析了椴木除湿干燥过程中除湿量及能耗的变化规律。
- The regeneration trait of logging gaps in relation to sizes and ages in secondary broad-leaved forest which was predominated by Tilia amurensis, Acer mono and Quercus mongolica in Changbai Mountain was studied. 摘要从林隙大小和林隙年龄两个方面研究了以锻树、色木械和蒙古栎为主的次生阔叶林经营采伐形成的林隙及其更新特征。
- Tilia tuan Szyszyl. [医] 椴