Yazar
David G Grimble
7 cilt bulundu.
David G Grimble · U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Research Station
Sayfa sayısı yok · 1993
Moths / Lepidoptera
David G. Grimble · United States Dept. of Agriculture Forest Service, Northeastern Forest Experiment Station
Sayfa sayısı yok · 1987
Spruce budworm / Control / Pheromones
David G. Grimble · Applied Forestry Research Institute, State University of New York, College of Environmental Science and Forestry
28 sayfa · 1972
Saddled prominent caterpillar / Trees / Diseases and pests
David G. Grimble · State University. College of Forestry. Applied Forestry Research Institute
16 sayfa · 1970
Control / Insecticides / Caterpillars / Beneficial insects / Insect pests
David G. Grimble · Applied Forestry Research Institute, State University of New York, College of Environmental Science and Forestry
38 sayfa · 1972
Diseases and pests / Trees / Saddled prominent caterpillar / Sugar maple
David G. Grimble, University of Michigan. School of Natural Resources. · Yayınevi bilinmiyor
49 sayfa · 1966
Beetles / Eggs / Mortality / Parasites / Aspen