1.
Effects of Betula Platyphylla Seeds and Seedlings by Spaceflight;
航天搭载对白桦种子及苗木性状的影响
2.
The Seed Bank in Logging Gaps in Populus davidiana-Betula platyphylla Secondary Forests in Changbai Mountain
长白山杨桦次生林采伐林隙种子库特征
3.
small American birch with peeling white bark often worked into e.g. baskets or toy canoes.
一种美国小桦木,剥落的白色树皮常制作成篮子或玩具舟等工艺品。
4.
Study on Natural Regeneration and Seed Germination Characteristics of Betula Albo-sinensis at MT.Taibai, China;
太白山红桦林自然更新障碍及种子萌发生理的研究
5.
Genetic Variation and Correltion among Population of Betula Platyphylla in Fiber Properties and Molecualr Marker;
白桦种群间纤维性状与分子标记的遗传变异与相关
6.
Alaskan birch with white to pale brown bark.
阿拉斯加的一种桦树,白色至浅棕色树皮。
7.
Genetic Variation and Correlation in Wood Properties of Betula Platyphylla in Natural Stands;
白桦天然种群材质性状的变异与遗传相关
8.
Primary Study on Chemical Interaction between White Birch and Larch;
白桦—兴安落叶松种间化学相互作用初探
9.
Adaptable Studies on Introduced Betula Pendula x Betula Pendula Var. Carelica Sok;
欧洲白桦优良无性系引种的适应性研究
10.
The Size Structure and Life Table Analysis of Betula platyphylla Population in Xiaoxing′anling
小兴安岭白桦种群径级结构与生命表分析
11.
Comparison of the Decaying Ability to White Birch Wood among Four Wood Rot Fungi
4种木材腐朽菌对白桦木材降解能力的比较
12.
Analysis and Identification of Molecular Marker Associated with Fiber Length of Betula Platyphylla;
白桦长纤维性状分子标记的分析和鉴定
13.
Stability of Transgene in Micropropogation Plants of Transgenic Birch
转基因白桦微繁子代中外源基因稳定性研究
14.
Establishment of Rapid Adventitious Bud Induction from Mature Zygotic Embryos of Birch(Betula platyphylla Suk.)
白桦成熟合子胚快速不定芽诱导体系的建立
15.
Variations of Growth and Fiber Properties of Half-sib Family Progeny of Betula platyphylla
白桦半同胞子代生长及木材纤维性状变异分析
16.
European birch with silvery white peeling bark and markedly drooping branches.
欧洲的一种桦树,有银白色脱落树皮和下垂的枝条。
17.
European birch with dull white to pale brown bark and somewhat drooping hairy branches.
欧洲的一种桦树,树皮白色至浅灰色,枝有柔毛,下垂。
18.
Variation and Correlation in Wood Chemical Compositions and Pulp Properties of Betula Platyphylla in Natural Stands;
白桦天然种群木材化学与成浆性能的变异与遗传相关