登入選單
Google圖書搜尋
A Classification of the Cultivated Varieties of Ba...
作者
Roy Glen Wiggans
出版1921
ISBN
PRNC:32101059727675
主題
Barley
Lysimeter Experiments
作者
Benjamin Percy Young / Charles Paul Alexander / Edward Fraser Hopkins / George Cornell Supplee / Mortier Franklin Barrus / Peter Walter Claassen / Rollins Adams Emerson / Roy Glen Wiggans / Thomas Lyttleton Lyon
出版1920
ISBN
UIUC:30112003985428
主題
Anthracnose
The Flora of the Cayuga Lake Basin, New York
作者
Benjamin Dunbar Wilson / Grace Hall Griswold / Herbert Hice Whetzel / Karl Hermann Fernow / Karl McKay Wiegand / Leo Chandler Norris / Robert Stearns Kirby / Roy Glen Wiggans / Thomas Lyttleton Lyon / Walter Earl Loomis
出版1925
ISBN
UIUC:30112003443659
主題
Aphelinus
Pasture Studies
作者
Roy Glen Wiggans
出版1926
ISBN
UIUC:30112019751541
主題
Pastures
Experiments in Crop Rotation and Fertilization
作者
Roy Glen Wiggans
出版1924
ISBN
UIUC:30112019745162
主題
Agriculture
Sunflowers as Compared with Corn as a Silage Crop ...
作者
Roy Glen Wiggans
出版1926
ISBN
UIUC:30112019745402
主題
Agriculture
Genetics in Relation to Agriculture
作者
Ernest Brown Babcock / Roy Elwood Clausen
出版1927
ISBN
WISC:89041291899
主題
Animal breeding
Our Soils and Their Management
作者
Roy Luther Donahue / Roy H. Follett / Rodney W. Tulloch
出版1983
ISBN
MINN:319510000432547
主題
Technology & Engineering
Three Shade Tree Insects
作者
Arkansas Agricultural Experiment Station / Clarence Oliver Jacobson / Claude O. Brannen / Deane G. Carter / Dwight Isely / Edgar Martin / Fred L. Garlock / Otis A. Pope / Roy W. Roberts / William J. Baerg
出版1935
ISBN
UIUC:30112043918884
主題
Agricultural experiment stations
The Relative Growth and Development of Corn Variet...
作者
Roy Glen Wiggans
出版1934
ISBN
UIUC:30112019752077
主題
Corn
The Anatomy of the Stems of Wealthy Apple Trees in...
作者
Roy Jay Christoph
出版1939
ISBN
WISC:89086026754
Studies of Various Factors Influencing the Yield a...
作者
Roy Glen Wiggans
出版1923
ISBN
UIUC:30112019745055
主題
Agriculture
Publications
作者
Roy Glen Wiggans
出版1921
ISBN
OCLC:173264657
Little Roy Wiggins
作者
Little Roy Wiggins
ISBN
OCLC:1008261267
A Classification of the Cultivated Varieties of Ba...
作者
Roy Glen Wiggans
出版1921
ISBN
UIUC:30112019754891
主題
Barley
Relative Adaptability of Red-clover Seed of Differ...
作者
Roy Glen Wiggans
出版1928
ISBN
UIUC:30112019745485
主題
Red clover
Variations Within and Between Morphological Variet...
作者
Roy Glen Wiggans
出版1925
ISBN
OCLC:602892881
Lysimeter Experiments
作者
Benjamin Percy Young / Charles Paul Alexander / Edward Fraser Hopkins / George Cornell Supplee / Mortier Franklin Barrus / Peter Walter Claassen / Rollins Adams Emerson / Roy Glen Wiggans / Thomas Lyttleton Lyon
出版1920
ISBN
UIUC:30112003985428
主題
Anthracnose
Biochemistry and Biophysics of the Developing Hen'...
作者
Alan Wardlaw Woodrow / Alexis Lawrence Romanoff / Alma LaVoy Wilson / Benjamin Dunbar Wilson / Cynthia Westcott / Edwin Fraser Hopkins / Emil Chroboczek / James Kenneth Wilson / Roy Glen Wiggans / Willard Francis Crosier
出版1933
ISBN
UIUC:30112018065851
主題
Azotobacter
Studies of Various Factors Influencing the Yield a...
作者
Roy Glen Wiggans
出版1923
ISBN
UIUC:30112019745055
主題
Agriculture
Experiments in Crop Rotation and Fertilization
作者
Roy Glen Wiggans
出版1924
ISBN
UIUC:30112019745162
主題
Agriculture
Studies of the Life History of Ustilago Avenae (Pe...
作者
Doak Bain Carrick / Ezra Dwight Sanderson / Fannie Rane Randolph / George Raymond Gage / Homer Columbus Thompson / James Edward Knott / James Kenneth Wilson / Leonard Amby Maynard / Roy Glen Wiggans / Walter Van Price
出版1926
ISBN
UIUC:30112002964416
主題
Apples
Hybridizing Wheat and Emmer
作者
Roy Glen Wiggans
出版Palala Press, 2016-04-24
ISBN
135443305X / 9781354433058
Farm Storage of Ear Corn in the Northeast
作者
Roy Glen Wiggans
出版1958
ISBN
UIUC:30112019750568
主題
Agriculture
Experiments in Corp Rotation and Fertilization
作者
Roy Glen Wiggans
出版1924
ISBN
OCLC:883873926
Cayuga Soybean
作者
Roy Glen Wiggans
出版1934
ISBN
UIUC:30112019746988
主題
Agriculture
Variations Within and Between Morphological Variet...
作者
Roy Glen Wiggans
出版1925
ISBN
UIUC:30112019755393
主題
Barley
Varietal Experiments with Soybeans in New York
作者
Roy Glen Wiggans
出版1929
ISBN
UIUC:30112019745774
主題
Agriculture
Combinations of Corn and Soybeans for Silage
作者
Roy Glen Wiggans
出版1935
ISBN
UIUC:30112019747341
主題
Agriculture
Studies of Protein Metabolism, Mineral Metabolism,...
作者
Doak Bain Carrick / Donald Reddick / Ezra Dwight Sanderson / Fannie Rane Randolph / George Raymond Gage / Homer Columbus Thompson / James Edward Knott / James Kenneth Wilson / Leonard Amby Maynard / Roy Glen Wiggans / Walter Van Price
出版1926
ISBN
OCLC:26517449
主題
Apples