Volume 25, Number 1 - Spring 1992 (1992)
Peer-Review Articles
Morphological Differentiation Between Aphis Spiraecola and Aphis Pomi (Homoptera: Aphididae)
Susan E. Halbert and David J. Voegtlin
Survival, Development and Population Dynamics of Empoasca Fabae (Homoptera: Cicadellidae) on Three Legume Hosts
Stephen S. Peterson, John L. Wedberg, and David B. Hogg
Aphidophagous Coccinellids in Alfalfa, Small Grains, and Maize in Eastern South Dakota
R. W. Kieckhefer, N. C. Elliott, and D. A. Beck
The Assassin Bugs of Michigan (Heteroptera: Reduviidae)
J. E. McPherson
Observations on the Nesting of Crabro Tenuis (Hymenoptera: Sphecidae)
Frank E. Kurczewski and Richard C. Miller
The Odonata of Isle Royale, Michigan
Josh Van Buskirk
Hoplistoscelis Sordidus (Heteroptera: Nabidae) in Canada
M. C. Lariviere