Yazar
a d cushman
12 cilt bulundu.
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1946
Boll weevil
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1946
Heliothis zea
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1946
Cotton aphid
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1946
Cotton leafworm / Cotton / Diseases and pests
A. D. Cushman · Pest Plant Control Division, Agricultural Research Service, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1950
Gypsy moth
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1949
Cylas formicarius / Sweet potatoes / Diseases and pests
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1946
Spider mites
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1946
Cotton / Psallus / Diseases and pests
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1948
Cotton / Pink bollworm / Diseases and pests
A. D. Cushman · Bureau of Entomology and Plant Quarantine, Agricultural Research Administration, U.S. Dept. of Agriculture
Sayfa sayısı yok · 1949
White-fringed beetles / Beetles
Joseph A. Cushman, D. J. Cederstrom · U.S. Govt. Print. Off.
15 sayfa · 1946
Fossil Foraminifera / Paleontology