1) pure Betula alnoides forest
西南桦纯林
1.
The biomass of 13 years old pure Betula alnoides forest and 15 years old Betula alnoides and Cinnamomum cassia mixed forest planted in Puwen forest farm of Xishuangbanna prefecture were studied.
对在西双版纳普文林场营造的西南桦纯林(13年生),西南桦+肉桂混交林(15年生)两种幼林期西南桦人工林的生物量进行了研究。
2) B.alnoides secondary forest
西南桦次生林
1.
Biomass measurement method was applied to conduct comparative study of carbon storage capacity between 13 years old Betula alnoides monoculture,mixed plantation with Cinnamomum cassia,B.
利用测定生物量的方法对13年生西南桦人工纯林、西南桦+肉桂混交林、西南桦次生林和热带次生林进行了C贮量的对比研究。
3) Betula alnoides plantation
西南桦人工林
1.
Comparison of plant diversity and similarity of Betula alnoides plantation
西南桦人工林植物多样性与相似性比较
4) Betula alnoides
西南桦
1.
Study on Variation Within Different Trees Ages of Wood Physical Properties of Betula alnoides;
不同树龄西南桦木材物理力学性质株内变异研究
2.
Mechanical properties of Castanopsis hystrix and Betula alnoides plantation wood;
红锥和西南桦人工林木材力学性质的研究
3.
The Growth Diffence for Different Family of Betula alnoides in Wutaishan;
福建南安五台山西南桦种源家系试验初报
5) Huanan
桦南
1.
Research of Practising Industrialization of Agriculture in Huanan County;
桦南县实施农业产业化研究
6) southwestern forestry
西南林业
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