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Aspen Bibliography
Phenological observations of nineteen native tree species in northeastern Minnesota
Document Type
Article
Journal/Book Title/Conference
Ecology
Volume
38
Issue
4
First Page
622
Last Page
628
Publication Date
1957
Recommended Citation
Ahlgren, Clifford E. 1957. Phenological observations of nineteen native tree species in northeastern Minnesota. Ecology 38(4)622-628.