Yazar
W A Orton
30 cilt bulundu.
W. A. Orton · United States Department of Agriculture, Bureau of Plant Industry, Seed and Plant Introduction and Distribution
Sayfa sayısı yok · 1903
Sea Island cotton / Varieties / Cotton / Disease and pest resistance / Diseases and pests
W. A. Orton · U.S. Dept. of Agriculture, Bureau of Plant Industry
14 sayfa · 1909
Potatoes / Diseases and pests
W. A. Orton · U.S. Dept. of Agriculture, Bureau of Plant Industry
19 sayfa · 1912
Cotton / Diseases and pests / Control / Fusarium wilt of cotton / Cotton root rot
W. A. Orton · U.S. Department of Agriculture, Bureau of Plant Industry, Seed and Plant Introduction and Distribution
Sayfa sayısı yok · 1904
Cotton / Disease and pest resistance
W. A. Orton · United States Department of Agriculture, Bureau of Plant Industry, Seed and Plant Introduction and Distribution
Sayfa sayısı yok
Cowpea
W. A. Orton · U.S. Dept. of Agriculture, Bureau of Plant Industry, Office of Cotton, Truck, and Forage Crop Disease Investigations
Sayfa sayısı yok · 1918
Potatoes / Diseases and pests / Seed potatoes
W. A. Orton · U.S. Dept. of Agriculture, Bureau of Plant Industry
11 sayfa · 1910
Potato wart / Potatoes / Diseases and pests
W. A. Orton · United States Department of Agriculture, Bureau of Plant Industry, Office of Cotton, Truck, and Forage Crop Diseases
Sayfa sayısı yok · 1918
Fusarium / Potatoes / Diseases and pests
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Burton Beers, Anna Ahkmatova, Dante Alighieri, Yehuda Amichai, Margaret Atwood, Basho, · Pearson Prentice Hall
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128 sayfa · 2016
Kategori yok
F. H. Chittenden, W. A. Orton · U.S. Dept. of Agriculture
22 sayfa · 1923
Potatoes / Diseases and pests / Spraying / Bordeaux mixture
W. A. Orton, United States. Bureau of Plant Industry · Govt. Print. Off.
Sayfa sayısı yok · 1912
Beets and beet sugar