Awdur
- British Commonwealth Forestry Conference
- New Zealand Forest Service 4 canlyniadau
- Birch, Thomas Thoresby Caccia, 1904-1960 1 canlyniadau
- Busby, Roger J. N. 1 canlyniadau
- Gentle, Stanley Wallace 1 canlyniadau
- Gray, Hugh Richard 1 canlyniadau
- Great Britain. Forestry Commission 1 canlyniadau
- Grenning, V. 1 canlyniadau
- Haley, C. 1 canlyniadau
- Jacobs, M. R. (Maxwell Ralph), 1905-1979 1 canlyniadau
- Matthews, John D. 1 canlyniadau
- McArthur, A. G. (Alan Grant) 1 canlyniadau
- Pollock, W. P. 1 canlyniadau
- Poore, M. E. D. 1 canlyniadau
- Rockell, J. D. (John Derek), 1931- 1 canlyniadau
- Spiers, J. J. K. (John James Kennedy), 1923- 1 canlyniadau
- Thomson, A. P. (Allan Priestley), 1913-2002 1 canlyniadau
- Ward, William Crabb 1 canlyniadau