Aspen in the central Rocky Mountain region /
Disimpan dalam:
| Pengarang Utama: | |
|---|---|
| Format: | Buku |
| Bahasa: | English |
| Diterbitkan: |
Washington, D.C. :
U.S. Dept. of Agriculture,
1925.
|
| Siri: | Department bulletin (United States. Department of Agriculture) ;
no. 1291. |
| Subjek-subjek: | |
| Penanda-penanda: |
Tambah Penanda
Tiada Penanda, Jadilah orang pertama menanda rekod ini!
|
Jadual Kandungan:
- Introduction. pp. 1.
- Distribution. pp. 2.
- The tree : Leaves
- Flowers and seed
- Form
- Bark
- Root system. pp. 5.
- Climatic requirements. pp. 7.
- Soil and moisture requirements : Quality sites. pp. 12.
- Tolerance. pp. 14.
- Susceptibility to injurious factors : Fungi
- Insects
- Mammals
- FIre
- Climatic conditions. pp. 14.
- Reproduction : Reprodoction of conifers associated with aspen
- . pp. 23.
- The stand : Associated species. pp. 24.
- Growth : Height growth
- Diameter growth
- Volume growth. pp. 25.
- Yield : Thinning. pp. 28.
- Properties of the wood. pp. 33.
- Lumbering and logging. pp. 34.
- Management of aspen, silvicultural systems : Relative values of aspen and conifers in management
- Transformation of aspen type
- Applied management in the field. pp. 35.
- Appendix. pp. 42.