作 者:Kevin Allen ;Natural Resource Ecology ;Management Oklahoma State University Stillwater, Oklahoma
出 处:Journal of Extension. 2012 ;50(1).
出 版 社:Journal of Extension, Inc.
文 章 ID:185381551
作 者:K. N. L. Magraw ;Department of Biology, Colorado State University, Fort Collins Colorado ;J. K. Detling 等
出 处:Banko Janakari : A Journal of Forestry Information for Nepal. 2012 ;22(2):26-35.
出 版 社:Department of Forest Research and Survey
文 章 ID:191636800