Volume 22, Number 1 - Spring 1989 (1989)
Peer-Review Articles
Two New Genera of Hemisarcoptidae (Acari: Astigmata) From the Huron Mountains of Northern Michigan
Barry M. OConnor and Marilyn A. Houck
Some Aspects of the Biology of a Predaceous Anthomyiid Fly, Coenosia Tigrina
Francis A. Drummond, Eleanor Groden, D. L. Haynes, and Thomas C. Edens
State Records and Confirmations of Arkansas Flat Bugs (Heteroptera: Aradidae)
Steven J. Taylor and J. E. McPherson
Insect Pests Associated With Birdsfoot Trefoil, Lotus Corniculatus, in Wisconsin
Mark S. Wipfli, John L. Wedberg, David B. Hogg, and Thomas D. Syverud
Late Lilac, Syringa Villosa: New Host of the Lace Bug Leptoypha Mutica (Heteroptera: Tingidae)
A. G. Wheeler Jr.
Trimerotropis Huroniana (Orthoptera: Acrididae), a New Record for Wisconsin
Harvey E. Ballard Jr.
Estimating Parasitism of Colorado Potato Beetle Eggs, Leptinotarsa Decemlineata (Coleoptera: Chrysomelidae), by Edovum Puttleri (Hymenoptera: Eulophidae)
E. Groden, F. A. Drummond, R. A. Casagrande, and J. H. Lashomb