Yazar
Bohdan Maksymiuk
7 cilt bulundu.
Bohdan Maksymiuk · Dept. of Agriculture, Forest Insect Laboratory
Sayfa sayısı yok · 1964
Aerial spraying / Aerial spraying and dusting in agriculture / Airplane Spraying apparatus / Atomization / Spraying apparatus, Airplane
Bohdan Maksymiuk · U.S. Dept. of Agriculture
Sayfa sayısı yok · 1963
Aerial spraying and dusting in forestry
Bohdan Maksymiuk · Pacific Northwest Forest and Range Experiment Station, Forestry Sciences Laboratory
33 sayfa · 1971
Pesticides / Application / Drops / Measurement / Aerial spraying and dusting in forestry
Bohdan Maksymiuk · U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
13 sayfa · 1974
Aerial spraying and dusting in agriculture / Spruce budworm / Douglas fir tussock moth / Defoliation
Bohdan Maksymiuk · U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
10 sayfa · 1975
Aerial spraying and dusting in agriculture / Defoliation
Bohdan Maksymiuk · U.S. Dept. of Agriculture, Forest Service, Pacific Northwest Forest and Range Experiment Station
11 sayfa · 1975
Aerial spraying and dusting in agriculture / Spraying / Hardwoods / Defoliation / Diseases and pests
Bohdan Maksymiuk, University of Michigan. School of Natural Resources. · Yayınevi bilinmiyor
37 sayfa · 1955
Wood-staining fungi / Molds (Fungi) / Dendroctonus