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Betula

美英 ['betʃələ]

n.桦属
网络桦木属；桦树；桦树属

Betula

Betula

英-汉网络释义

Betula

n.

1.桦属

1

Toadstools were collected from a range of pure stands of Betula and Pinus both in Britain and the U. S. A.

从英国和美国一系列桦木和松树纯林中收集蕈体。

3

The bound water content , water-possessing ability of Betula albosinensis is higher , and resisting drought by delaying dehydrate.

红桦组织细胞束缚水含量较高、持水力较强，主要以延迟脱水的方式抵御干旱；

4

Classification and distribution of the genus Betula L. in Inner Mongolia .

内蒙古桦木属植物的分类与分布。

5

This shows natural Betula L. in Hebei province basically belongs to the relative even-aged stand .

这表明目前河北省的桦树天然林基本上是同龄林。

6

In two secondary forests , Populus davidiana fine root decomposition rate was faster than Betula platyphylla 's .

在白桦山杨幼林和成熟林中，山杨的细根分解均比白桦细根快。

8

Niche relationships between Betula platyphylla and main understory herbages in forest - steppe ecotone of Daxingan -ling Mountains .

大兴安岭森林草原过渡带白桦及主要草本植物生态位关系的研究。

11

The fluctuant and conventional drying technologies for 22 mm-thick Birch (Betula platyphylla) were tested and compared .

进行了桦木波动干燥工艺和常规干燥工艺的对比试验。

12

In a word , the color of Betula costata Trautv during drying tent to be red and dark .

总的来说，干燥过程中枫桦的颜色向红色和深色方向发展。

13

14

Betula ermanii and Alnus mandshurica predominated in the colonizing woody species on forest boundaries.

林缘入侵物种主要由岳桦和东北赤杨组成。

15

any betulaceous tree or shrub of the genus Betula having a thin peeling bark .

桦属的任何一种桦树或灌木，有薄的剥落的树皮。

16

The origin of some natural Betula L. stand is seedling . Some are sprout forest.

桦树天然林的起源有实生的，也有萌生的。

18

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。

19

An experiment was conducted to study the effects of light and temperature on the storage and germination of Betula luminifera seeds .

对光皮桦种子不同温度贮藏和种子发芽的光反应进行了研究。

20

Spectrophotometric Methods to Determine the Grand Total of the Triterpenoids in Betula

分光光度法测定白桦三萜类物质总量

21

Photosynthetic characteristics of seedlings of Betula alleghaniensis

加拿大黄桦幼苗光合特性的研究

22

Artificial neural networks as a useful tool to predict the risk level of Betula pollen in the air

作为一种预报空气中 Betula 花粉危险尺度的有效方法人造神经网络

23

Application of the Sequential Sample Cluster Analysis in the Height Growth Stage Division of Betula luminifera Seedlings

光皮桦苗高生长期划分有序样本聚类分析哪

24

Study on Niche of Betula luminifera Population and Its Main Associated Tree Species in Fuyuan, Yunnan

云南富源光皮桦种群与主要伴生树种生态位研究

25

Validation of Two Names Betula jiulungensis (Betulaceae) and Rubia ovatifolia (Rubiaceae)

九龙桦（桦木科）与卵叶茜草（茜草科）名称的合格发表

27

Shrinkage characteristics of Castanopsis hystrix and Betula alnoides plantation wood

红锥和西南桦人工林木材干缩特性的研究

28

The Biological Characteristic and Development Potentialities of Betula alnonides in Fujian

西南桦的特性及其在福建的发展潜力

29

The effects of light intensities on survival rate and growth of Betula luminifera seedlings

遮光对光皮桦苗木存活率及生长效应分析

30

The Growth Difference of Different Betula alnoides Provenances in South Subtropical Mountainous Areas

不同种源西南桦在云南景东的生长差异

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