A Study on the Drought Resistance of Acer ginnala, Malus Baccata, Prunus Davidiana and Pyrus Ussuriensis
茶条槭, 山荆子, 山桃和山梨抗旱性研究
The anatomical and histological studies of the digestive tract on Andrias davidianus
大鲵消化道的解剖学和组织学研究
Study on Anatomy, Morphology and Histology Structure of Andrias davidianus testis
大鲵精巢的解剖及组织形态结构研究
The Observation on Parturition Behavior of Elaphurus davidianus in Dafeng
大丰麋鹿产仔行为的观察
Koresh, founder of the Branch of Davidians
大卫教教主卡雷什
Propagation techniques on root turion sprout browse of Populus davidiana Dode
山杨根蘖萌生嫩枝扦插繁殖技术
There were mostly dominated by Forsythia suspense, Ostryopsis davidiana and Carex tristachya on gully erosion.
在侵蚀沟道内以连翘, 虎榛子居多, 草本层以苔草为主。
A Study on Constructing Volume Model for Populus davidiana and Betula albosinensis by Relative Taper Method
用相对削度法建立山杨与红桦材积模型的研究
Daily change of relative water content in Populus davidiana leaf
山杨叶片相对水分含量的日变化
Study on raising of Andrias davidianus and its controlling temperature and saving energy underground room
大鲵的节能控温饲养室及饲养研究
Influence of stock density on crown structure of Prunus davidiana
林分密度对山桃树冠结构的影响研究
Digestibility Determination of Elaphurus davidianus for Medicago sativa
麇鹿对紫花苜蓿消化率的初步测定
The Basic Histological Structure and Developmental Variations of Oviduct in Big Salamander, Andrias davidians
大鲵输卵管的基本组织结构及其发育变化
Primarily study on the ecology of Andrias davidianus From Guizhou Province
贵州产大鲵生态初步研究
The Mechanism of Negative Feedback in the Natural Thinning Phenomenon of Populus tremula var davidiana
山杨林自疏现象的负反馈机制探讨
Populus davidiana secondary forest.
山杨次生林
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