树种

On the types of trees, branches, 93, 157 more than in all of Europe more than doubled; Moreover, many rare and precious species, such as Davidia, Liriodendron, Eucommia, such as Ginkgo biloba.

就树木种类来说，有93科，157种，比整个欧洲还多一倍；而且，多稀有珍贵树种，如珙桐、鹅掌楸、杜仲、银杏等。

Live oak is one of the most important tree species along the coast of America because of its out-standing capability of salt tolerance.

弗吉尼亚栎是美国沿海地区重要的绿化树种，具有较强的耐盐性。

Main associated tree species are listed for Loblolly pine plantation in hillock areas of Southern Anhui Province.

为皖南丘岗地区火炬松人工林提出可供选择的主要伴生树种。

Comparing to other trees, loblolly pine had the highest adsorption rate.

28.1%之间，以叶片吸附能力最强；不同树种比较，以松树吸附率为高。

Single Nucleotide Polymorphisms of CAD gene among individuals of loblolly pine, one of the most important paper industrial species in southern United States, were rapidly detected with satisfaction using Wave DNA Fragment Analysis System produced by Transgenomic Company lately.

该研究以美国南部重要的造纸工业用材树种火炬松为材料，利用Transgenomic公司最近推出的WaveR DNA片段分析系统，快速检测肉桂醇脱氢酶基因在个体间的单核苷酸多态性，获得了令人满意的结果。

After calculating the CT numbers of the different log tomography images,this paper set the CT window width and window level during log testing.

使用计算机断层扫描技术进行原木无损检测，通过对原木树种断层 CT 值的统计，对 CT 设备在检测过程中的窗宽与窗位进行了设定，同时拟合出了木材 CT 值一密度值的线性方程，为原木缺陷的无损检测及木材密度的测定提供一种新方法。

The main purpose of the thesis is choosing the more superior distribution among normal distribution, logarithmic normal distribution, weibull distribution, beta distribution and gamma distribution when they are used for fitting and forecasting ten main trees diameter distribution of natural secondary forest in baotianman on basis of analyzing and comparing the data from the 32 plots of natural secondary forest in baotianman.

以宝天曼天然次生林32块样地的调查数据为依据，分别以正态分布、对数正态分布，Weibull分布，Beta分布，Gamma分布拟合及预测宝天曼自然保护区天然次生林10种主要乔木树种直径分布，并对其适用性进行分析、比较，选出最适合于拟合及预测该林分直径结构的分布。

Site condition ; tree species ; anatomical structure ; resistance ; longicorn beetles

立地条件；树种；解剖结构；抗虫性；天牛

South the pine lumber or south the yellow pine is four kind of main tree seeds: Shortleaf-pine, longleaf pine, pinus elliottii and pinus taeda's representative.

南方松木或南方黄松是四种主要树种：短叶松、长叶松、湿地松和火炬松的代表。

Under the press of high content of calcium and magnesium in rocks, alkaline karst soil have low available forms of phosphorus and potassium in macroelement, high calcium and magnesium in middle element, enough necessary microelement except available form of boron, and more than 1 mg/kg cadmium of toxic element.

中药材金银花富集钙、镁、磷、钾、铜、锌等元素，对镉吸收低，适宜在岩溶地区种植。马尾松纯林受土壤低有效磷、钾和硼，高有效锌和钙的阻碍以及高镉的轻微毒害为不适宜树种。

By the time of its fall, most of the prisoners were writers who had written against the corruptions of the government.

到它被攻陷的时候，里面多数的犯人是写了反对政府贪污文章的作家。

The most obvious variation to ovum morphological character was that the color was changed from light green to sepiaceous in embryonic development, and all the ovums were almost hatched after 96h.

在胚胎发育过程中卵的形态特征最明显的变化是颜色从淡绿到深褐色，卵在发育96h后卵基本全部孵化。