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桤木

na.alder; 【植】tag alder; arn
网络Alnus cremastogyne; Alnus cremastogyne Burk; A.cremastogyne

桤木

英-汉网络释义

桤木

alder

种名：桤木(alder)，学名：AlnuscremastogyneBurk.，科：桦木科，桤木属。类型：半常绿乔木，生成习性：喜阳、耐湿亦耐 …

Alnus cremastogyne

桤木（alnus cremastogyne）产地：中国心边材区别不明显，木材黄色，日久后带浅红褐色，纹理直，结构细而疏松，年轮明 …

Alnus cremastogyne Burk

【摘要】：正桤木(Alnus cremastogyne Burk)是优良速生用材树种,具根瘤能固氮,是组成混交林的理想树种。开化县林场自197…

A.cremastogyne

常见的有桤木(A.cremastogyne)、江南桤木(A.trabeculosa)、赤杨(A.japonica)等。虎榛子(Ostryopsis davidiana)树皮及叶可提 …

Alders

【名画档案】网路画廊 ... 作者：威雅尔 Edouard Vuillard 画名：桤木 Alders 作者：杜比尼 Charles Francois Daubigny ...

例句：

Therefore , only the four legs and a layer on top are made of American alder ; the materials for the other parts cannot be confirmed.

因此，只有四条桌腿和表层是美国桤木；其他的无法知道是由什么材料组成。

Among the alder 's valuable ecological contributions is its capacity to fix nitrogen in nitrogen-deficient soils .

在桤木的价值中，在生态学上的贡献是在氮缺乏的土壤中巩固氮的存在。

A few scrubby trees, like red alder , have re-established themselves, and ants, frogs, meadowlarks, beavers and other species have moved in .

一些矮灌木丛，像红桤木很快又长起来了，蚂蚁青蛙草地鸬海狸还有其他一些物种也都迁进来了。

Another important role many alders play in the wild, particularly in mountainous areas, is to check the rush of water during spring melt .

另外一个很重要的角色是桤木在野外所扮演的角色，特别是在山区，在春天冰雪融化时它能阻止急流。

they would watch him prospecting the fields or the hills , eyes closed , hands clenched on the fork of an alder bough.

他们都会看到他勘察田地或山岗，双眼紧闭，双手紧握桤木树杈。

Description : King headboard constructed of alder lumber with cherry veneers .

描述：王床头与樱桃的桤木单板木材建造。

During the winter, the male inflorescences of Alnus mandshurica and Alnus sibirica were naked .

东北桤木和辽东桤木的雄花序均裸露越冬。

The results are as follows: the fruit length had obvious effect on germination rate.

试验结果表明：不同果长的桤木种子发芽率差异显著；

Pollen from an alder (a tree of the birch family) .

桤木的花粉，桦树科的一种。

More tall and stately that the alder .

你比桤木还要高挑和端庄。

A study of ecological geochemical warning of the forest soil in an alder plantation

人工桤木林林地生态地球化学预警评价研究

Studies on Rational Cutting Age of Short Rotation Alnus Cremastogyne Burk Timber Production Forest

四川桤木短轮伐期用材林合理采伐年龄研究

Characteristics of Alnus cremastogyne plantation community and its biomass in central Yunnan Plateau

滇中高原桤木人工林群落特征及生物量分析

Growth and soil fertility of a mixed plantation of Chinese fir with Alnus cremastogyne

杉木桤木混交林生长量与土壤肥力的研究

Studies on the Physiological Characteristics of Photosynthesis of Alnus cremastogyme

四川桤木光合生理特性研究

Geographical variation and provenance division of Alnus cremastogyne

桤木种源的地理变异和种源区划

Genetic Variation of Different Alnus cremastogyne Populations

四川桤木不同群体间遗传分化研究

Analysis and Research of AMMI Model for Alder Provenances Regional Trails

AMMI 模型应用于桤木种源区域试验的分析研究

The Impact of PEG Treatment on Seed Vigor of Two Alder Species

PEG 处理对两种桤木种子发芽的影响

A study on the radial variation patterns of wood characteristics of Alnus cremastogyne in plantation forest

桤木人工林木材性质的径向变异模式研究

Study on Adaptability of Alnus sp. At Karst Mountain Area of Southeastern Yunnan

滇东南岩溶山区川滇桤木生长适应性初步研究

Plantation division and provenance selection of Alnus cremastogyne

桤木栽培区区划和栽培区适生种源的综合选择

Introduction and Early Adaptability of Exotic Alders

桤木属植物的引种和早期适应性

Characteristic Analysis of Alders at Different Grades of Wood Ages

不同树龄桤木的原料特性分析

Effects of Storage Temperatures on Germinating force of Alnus sp. Seed

贮藏温度对川滇桤木种子发芽能力的影响

Alder: tree of the birch family , usu growing in marshy places

桤木（桦木科，通常生长于沼泽地带）。

Phenotypic Variation of Seeds and Cones in Natural Populations of Alnus cremastogyne

桤木不同种源球果及种子性状的遗传变异

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