A Study on Mechanisms of Drought Tolerance in Tree Species
Li Jiyue Forest Resources College;Beijing Forestry University

..............page:1-9

Root Growth Potential and Energy Sources for New Root Growth of Three Conifer Species in Northern China
Liu Yong Forest Resources College;Beijing Forestry University

..............page:10-22

Studies on Topophysis in Seedlings and Suckers of Populus tomentosa Using Tissue Culture and Cutting
Fu Jianming Forest Resources College;Beijing Forestry University

..............page:23-30

Studies on the Relationship between the Degree of Juvenility and Cell Ultrastructure in Prince Rupprect Larch (Larix Principis—rupprechti) Ⅰ.Embryo,annual shoots in 3—year old and 12—year old trees
Dong Yuan Fu Jianming Forest Resources College;Beijing Forestry University

..............page:31-40+103-104

Two New Species of the Genus Baculum from China (Phasmida:Phasmatidae)
Chen Shuchun Forest Resources College;Beijing Forestry University Wang Hongjian Administration of Baishuijiang Natural Reserve;Wen County;Gansu

..............page:41-44

A Brief Account on Biological Control of Forest Insect Pests in China
Wang Ximeng Department of Forestry;Ningxia Agricultural College Zhang Zhen Institute of Forestry;Chinese Academy of Forestry;Beijing

..............page:45-52

The Research and Control of Woodboring Insects in China
Wang Ximeng Department of Forestry;Ningxia Agricultural College Zhang Zhen Institute of Forestry;Chinese Academy of Forestry;Beijing

..............page:53-60

A Mycoplasma—like Disease of Syringa oblata
Yao Junmei Zhou Zhongming Forest Resources College;Beijing Forestry University Liu Yi Beijing Agriculture University

..............page:61-63

Modal Analysis of the Handle of YG—5 Type Chainsaw
Sun Daoyan Zhang Libo College of Forest Products and Engineering;Beijing Forestry University

..............page:64-69

A Study on the Structural Optimization and Dynamic Prediction of Forest Resources in Nanping Prefecture of Fujian Province
Zhao Daosheng College of Economics and Management;Beijing Forestry University Yan Shuai Editorial Staff of J.of Beijing For.Univ.

..............page:70-82

Wild Alpine Flower Germplasm Resources of the Changbai Mountain Nature Reserve
Su Xuehen College of Landscape Architecture;Beijing Forestry University

..............page:83-89

Sylvo—pastoral Systems in China
Wang Xian College of Soil and Water Conservation;Beijing Forestry University

..............page:90-102