Effects of host switching on gypsy moth (Lymantria dispar (L.)) under field conditions von Stoyenoff, J.L, Witter, J.A, Montgomery, M.E, Chilcote, C.A

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Nutritional Indices in the Gypsy Moth (Lymantria dispar (L.)) under Field Conditions and Host Switching Situations von J. L. Stoyenoff, Witter, J. A., Montgomery, M. E.

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Distribution of First Instar Gypsy Moths (Lepidoptera: Lymantriidae) Among Saplings of Four Tree Species Common in the Great Lakes Region von Stoyenoff, J. L, Witter, J. A

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The Role of Tree Clinics in Urban Forestry von Witter, J. A, Morton, H. L

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Differences in Emergence Date and Size Between the Sexes of Malacosoma Americanum the Eastern Tent Caterpillar (Lepidoptera: Lasiocampidae) von Bieman, Donald N, Witter, J. A

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Estimating the Number of Eggs per Egg Mass of the Forest Tent Caterpillar, Malacosoma Disstria (Lepidoptera: Lasiocampidae) von Witter, J. A., Kulman, H. M.

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Gypsy moth (Lepidoptera: Lymantriidae) performance in relation to egg hatch and feeding initiation times von Stoyenoff, J.L. (University of Michigan, Ann Arbor, MI.), Witter, J.A, Montgomery, M.E

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Impact of the Spruce Budworm (Lepidoptera: Tortricidae) on the Ottawa and Hiawatha National Forests, 1978-1980 von Mog, Thomas P, Lynch, Ann M, Witter, J. A

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Relationships among atmospheric deposition, throughfall, and soil properties in oak forest ecosystems von MacDonald, Neil W, Witter, John A, Burton, Andrew J, Pregitzer, Kurt S, Richter, Daniel D

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Introduction of Parasites of the Larch Sawfly in Minnesota von Kulman, H M, Thompson, L. C., Witter, J. A.

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Growth and biomass allocation of symptomatic and asymptomatic Populus tremuloides clones in response to seasonal ozone exposures von Karnosky, D.F, Gagnon, Z.E, Reed, D.D, Witter, J.A

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Fine-textured soil bands and oak forest productivity in northwestern lower Michigan, U.S.A von McFadden, J.P. (University of Michigan, Ann Arbor, MI.), MacDonald, N.W, Witter, J.A, Zak, D.R

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Effects of genotype on the response of Populus tremuloides Michx. to ozone and nitrogen deposition von Karnosky, D.F. (Michigan Technological Univ., Houghton, MI (USA). School of Forestry), Gagnon, Z.E, Reed, D.D, Witter, J.A

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Ecological species groups of oak ecosystems of southeastern Michigan von ARCHAMBAULT, L, BARNES, B. V, WITTER, J. A

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Regeneration of Fraser fir at Mt. Mitchell, North Carolina, after depredations by the balsam woolly adelgid von Witter, J.A, Ragenovich, I.R

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Relationships between balsam fir mortality caused by the spruce budworm and stand, site, and soil variables in Michigan's Upper Peninsula von Lynch, Ann M, Witter, John A

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Plot size and number of plots needed to assess spruce budworm impact von Karpinski Jr, Chester, Witter, J. A

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Intra- and inter-clonal variation in gypsy moth larval performance on bigtooth and trembling aspen von Chilcote, C.A, Witter, J.A, Montgomery, M.E, Stoyenoff, J.L

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Distribution of first instar gypsy moths (Lepidoptera: Lymantriidae) among saplings of four tree species common in the Great Lakes Region von Stoyenoff, J L, Witter, JA

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Landscape ecosystems of disturbed oak forests of southeastern Michigan, U.S.A von Archambault, L, Barnes, B.V, Witter, J.A

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