木兰围场黑桦叶形态特征与叶面积估算模型研究 / Study on leaf morphological characteristics and leaf area estimation model of Betula Dahurica in Mulan Weichang
- Resource Type
- Academic Journal
- Source
- 林业与生态科学 / Forestry and Ecological Sciences. 36(4):370-390
- Subject
黑桦;叶形态特征;叶面积估算;全子集模型 - Language
- Chinese
- ISSN
- 2096-4749