1.
Management Techniques of Natural Birch Forests and Its Objective management
天然白桦林经营调控技术及目标管理
2.
Soil CO_2 released effluxes of Birch forest in the Changbai Mouhtains
长白山天然次生白桦林土壤CO_2释放通量研究
3.
Effect of Soil Properties in The Natural Secondary Forest by Planting Conifer and Reserving Broad-leave
栽针保阔对天然次生白桦林土壤养分的影响
4.
Infestation of Betula platyphylla by Anoplophora glabripennis and Its Control Using Insecticides
光肩星天牛对白桦林的危害及药剂防治效果
5.
HABITAT UNDER BIRCH-ASPEN FOREST AND NATURAL RECRUITMENT OF KOREAN PINE
杨桦林下的生境条件与红松天然更新的研究
6.
Pattern analysis of different populations in natural secondary forest of Betula davurica in mountainous area of Beijing
北京山区黑桦天然次生林不同种群的格局分析
7.
Comparison of Biomass of Betula alnoides Plantations and Natural Secondary Forests in Xishuangbanna
2种西南桦人工林与同地2种天然次生林的林分生物量对比研究
8.
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
9.
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
10.
Spatial Pattern Analysis in a Natural Secondary Betula-Abies Forest at Sub-Alpine Area of Western Sichuan, China
川西亚高山红桦—岷江冷杉天然次生林的空间格局分析
11.
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
12.
Study on Gap Characteristics and Stability of Betula Albo-sinensis Forest in Taibai Mountains;
太白山红桦林林隙特征及其稳定性的研究
13.
Study on Water Conservation and Hydrochemical Characteristic of Different Stages of Betula Platyphylla Forest
不同林龄白桦林水源涵养及水化学特征研究
14.
Study on Precipitation Hydro-chemical Characteristic of Different Stages of Betula platyphylla Secondary Forest
不同林龄白桦次生林降雨水化学特征研究
15.
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
16.
Seasonal changes of soil respiration in Betula platyphylla forest in Changbai Mountain, China
长白山白桦林地土壤呼吸的季节变化(英文)
17.
Study on Dynamics of Structure in Artificial and Natural Mixed Forests in Changbai Mountains;
长白山人工天然混交林结构动态研究
18.
Study on Growth Models with Artificial Neural Network for Betula Platyphlla Plantation
白桦人工林生长的人工神经网络模型研究