A survey of soil invertebrates in 529 aspen forests in northern Minnesota
By: T. L. Wagner, W. J. Mattson, and J. A. Witter
Contributors: Matterson, W J , joint author; Witter, J A , joint author; North Central Forest Experiment Station (Saint Paul, Minn.); United States. Forest Service
Series: USDA Forest Service general technical report NC ; 40
Publisher: Dept. of Agriculture, Forest Service, North Central Forest Experiment Station
Published: 1977
Place of publication: [St. Paul, Minn.]
Language: eng
Number of pages: 23
Subjects: Invertebrates -- Minnesota -- Identification; Forests and forestry -- Minnesota
Notes: Bibliography: p. 11-12