Phenology in Wisconsin
Subtitle: a collection of essays, articles, data summaries and evaluations, originally contributed by friends and members of the Wisconsin Phenological Society and published in WPS Newsletters 1970 to 1990
By: selected and edited by Katharina Lettau and Heinz H. Lettau.
Contributors: Lettau, Kathǎrina.; Lettau, Heinz, 1909-; University of Wisconsin--Stevens Point. Museum of Natural History.
Series: Reports of the Museum of Natural History, University of Wisconsin--Stevens Point -- no. 31.
Publisher: Museum of Natural History, University of Wisconsin-Stevens Point
Published: 1993
Place of publication: Stevens Point, WI
Language: eng
Number of pages: 105
Subjects: Plant phenology -- Wisconsin.