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Phenological Observations of Nineteen Native Tree Species in Northeastern Minnesota
Author(s) -
Ahlgren Clifford E.
Publication year - 1957
Publication title -
ecology
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 2.144
H-Index - 294
eISSN - 1939-9170
pISSN - 0012-9658
DOI - 10.2307/1943128
Subject(s) - citation , phenology , tree (set theory) , computer science , information retrieval , library science , ecology , history , world wide web , mathematics , combinatorics , biology