Journal of Northeast Forestry University 2001 Issue 2 Theoretic Analysis of the Interaction of the Caterpillar Tractor and Soil Surface

Theoretic Analysis of the Interaction of the Caterpillar Tractor and Soil Surface
zhang cai qin

..............page:117-119

Dead Load Test of Jilin Jiuzhan Songhuajiang River-bridge
he dong po ; tian yu mei ; fang qi hang

..............page:120-122

The Application of the Multimedia Interactive CAI to Vehicle Security Condition Inspection
sun cheng qi ; yang rui ; qu hong liang ; bai chuan dong

..............page:123-126

The Area Production Model and Its Application
fang yong ; wei li juan ; chen xin

..............page:127-129

The Crystalline Form of Ammonium Polyphosphates
ma yong xuan

..............page:130-133

Dynamical Change of Mineral Nutrition and Moisture of Hemerocallis dumortieri var. middendorfii Kitamura in Different Growth Phase
shi bing ; liu xiao dong

..............page:113-116

Demographic Analyses of the Captive Population of Giant Panda(Ailuropoda melanoleuca)
zou xing huai

..............page:109-112

The Natural Gem Red Pigment in the Peal of Vaccinium vitisidaea Living in Daxing'anling Area
liu de wen ; yao de kun ; feng zhi xin ; ma zuo li

..............page:106-108

A New Recorded Genus and a New Recorded Specie of Muscidae from China
zheng li jun ; cui yong sheng ; xue wan zuo

..............page:105

Comparison on pH Change of Rhizosphere Soil between Pure Ash or Larch Forests and Mixed Forests
cheng guo ling ; shao shi wen ; chen yong liang

..............page:102-104

Relationship between Diameter at Breast Height and Volume of Forest-tree: Logistic Derivation Model
zhang lian xiang ; huang li hua

..............page:99-101

Discrimination Model for Postfire Mortality of Larch in Daxing'anling Region
jin sen ; wang zhong ; li yu lin

..............page:96-98

Statistic Analysis about Failure Distribution Law of the Timber Truck
han da ming ; bai chuan dong ; chu jiang wei ; han rui ; guo hong min

..............page:91-95

Application of RAPD Technique in Wildlife Study
bai su ying ; jing song yan

..............page:86-90

Leaf Photosynthetic Characteristics of Tilia amurensis Seedling
xu cheng yang ; zhang jing ; liu qiang

..............page:38-43

The Impacts of Cutting Intensity on Stand Volume Growth
dong xi bin

..............page:35-37

Analysis of Genetic Variation within and among Betula platyphylla Provenances in Northeast China Using RAPD Markers
jiang jing ; yang chuan ping ; liu gui feng ; liu yu xi ; ren xu qin

..............page:30-34

Nurture Techniques of Soil and Water Conservation Protective Forest
hou lin ; song xi de ; luo wei xiang

..............page:27-29

The Seedling Growth and Cold-resistance of Tilia amurensis Treated by Chemical Control Substances
zhang yu ; chen xiang wei ; yang li xue ; cai tian ge ; liu qiang ; yang wen hua

..............page:21-26

The Strcture and Formation Mechanism of Cell Walls in Fiber Plants from Crystallography Point of View
ruan xi gen ; jiang ze hui ; tao ling hu

..............page:1-3

The Effect of Crystallinity Index on Vibration Properties of Picea Wood
liu yi xing ; shen zuo ; liu zhen bo

..............page:4-6

The Effect of Planting Density on Wood Quality of Pinus koraiensis Plantations
guo ming hui

..............page:7-11

The Radial Variation Patterns of Anatomical Characteristics of Larch Wood for Different Planting Density
chen guang sheng ; guo ming hui ; huang ye

..............page:12-16

Nondestructive Testing of the Dynamic Shear Modulus of Elasticity for Particleboard
hu ying cheng ; wang feng hu ; liu yi xing ; zhong wei zhe ye

..............page:17-20

Manufacturing Technology of Dissocyanate Particleboard from Rice-shell
zhao lin bo

..............page:83-85

The Status and Countermeasures for Protection of Chinese Pangolin
lin ying hua ; qin xiu yun

..............page:79-82

The Breeding Ecology of Great Bittern in Zhalong Nature Reserve
xu qing

..............page:75-78

Preliminary Study on Comparative Anatomy, Morphology and Genetic Differentiation of Eleutherococcus senticosus (Rupr. et Maxim.) Maxim
wang xiu hua ; ji lan zhu ; gao rui zuo ; zhu ning

..............page:72-74

Determination of the Tannin in Bamboo and Its Effect on the Panda
zhao xiao hong ; liu guang ping ; ma ze fang

..............page:67-71

The Chlorothalonil Smoke Agent Used in Greenhouse
li gui ming ; wang yue jie ; deng gang ; li wan long ; song xian quan

..............page:64-66

Investigation on the Loss Measure by the Seed Pests of Picea crassifolia
zhang yao rong

..............page:62-63

The Content of Inorganic Elemepts of Poplar Infected with Poplar Bacterial Canker
li chun jiang ; xiang cun zuo ; mao de jiang ; zhang jing hua ; shi fu xuan ; deng li wen ; su gui lin

..............page:59-61

Soil Amelioration Effects of Protective Plantation of Sparse Woods on Grassland and Pastureland in the Seni-arid Windy and Sandy Area
yu jian quan ; xiao ying qiu ; chen xin ; li yong cun

..............page:55-58

Rhizospheric Soil Fertility under Compound Pattern of Cunninghamia lanceolata-Aleurites fordii-Mesora chinensis
cai li ping ; chen guang shui ; xie jin sheng ; yang yu sheng

..............page:51-54

The Characteristic of Microclimate in the Gap of Ever-green Broad-leaved Forest on the Ailao Mountain in Yunnan
zhang yi ping ; ma you zuo ; liu yu hong

..............page:47-50

Comparative Study on Photosynthetic Characteristics of Birch in Liangshui Region
wang ai min ; sun ming xue ; nie shao zuo ; zu yuan gang

..............page:44-46