Yazar
v m carolin
13 cilt bulundu.
V. M. Carolin · U.S. Govt. Print. Off.]
Sayfa sayısı yok · 1968
Pandora moth / Pine / Diseases and pests
V. M. Carolin · Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture, Forest Service
38 sayfa · 1972
Insect populations / Douglas fir / Western spruce budworm / Diseases and pests
V. M. Carolin · Pacific Northwest Forest and Range Experiment Station, U.S. Forest Service
17 sayfa · 1968
Buds / Ponderosa pine / European pine shoot moth / Diseases and pests
V. M. Carolin · U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
16 sayfa · 1975
Diseases and pests / Fir / Spruce budworm / Defoliation / Douglas fir
V. M. Carolin · Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
11 sayfa · 1963
Control / European pine shoot moth / Pine / Diseases and pests / Pine-shoot moth
V. M. Carolin · U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
16 sayfa · 1962
Control / Pine / Bromomethane / European pine shoot moth / Diseases and pests
V. M. Carolin · Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture
24 sayfa · 1967
Hemlock looper / Control / Bacillus thuringiensis
V. M. Carolin · USDA Forest Service, Rocky Mountain Forest and Range Experiment Station
Sayfa sayısı yok · 1981
Caterpillars / Identification / Douglas fir / Diseases and pests
V. M. Carolin · Pacific Northwest Forest and Range Experiment Station, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1964
Control / Ponderosa pine / Bromomethane / European pine shoot moth / Fumigation
V. M. Carolin · Pacific Northwest Forest and Range Experiment Station, Forest Service, U.S. Dept. of Agriculture
13 sayfa · 1964
Hemlock looper
V. M. Carolin · Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
18 sayfa · 1980
Diseases and pests / Buds / Shoots (Botany) / Western spruce budworm / Insect populations