作者单位:
Univ British Columbia, Dept Forest Resource Management, 2424 Main Mall, Vancouver, BC V6T 1Z4, Canada
[1]
Alberta Agr & Forestry, Div Forestry, Forest Management Branch, 9920-108 St NW, Edmonton, AB T5K 2M4, Canada
[2]
Univ Alberta, Dept Renewable Resources, Fac Agr Life & Environm Sci, Edmonton, AB T6G 2H1, Canada
[3]
发布时间
2017-06-16