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Factors Affecting the Variable Growth of Apple Gra...
作者
Ray Harland Roberts
出版1927
ISBN
UIUC:30112019938213
主題
Apples
Effect of Defoliation Upon Blossom Bud Formation
作者
Ray Harland Roberts
出版1923
ISBN
UIUC:30112019938049
主題
Defoliation
Apple Physiology
作者
Ray Harland Roberts
出版1926
ISBN
WISC:89015945678
主題
Apples
The Development and Winter Injury of Cherry Blosso...
作者
Ray Harland Roberts
出版1922
ISBN
UIUC:30112019938007
主題
Cherry
How to Prune the Young Cherry Tree
作者
Ray Harland Roberts
出版1924
ISBN
UIUC:30112019932505
主題
Agriculture
Some Stock and Scion Observations on Apple Trees
作者
Ray Harland Roberts
出版1929
ISBN
WISC:89098844988
主題
Apples
Fertilizer Experiments
作者
Fred Reuel Jones / Hugo Henry Sommer / James Johnson / John Harrison Kolb / Leon Kilby Jones / Ray Harland Roberts / William Harold Peterson
出版1924
ISBN
UIUC:30112004337975
主題
Anthracnose
The Relation of Scion Variety to Character of Root...
作者
Thomas Swarbrick
出版1927
ISBN
UIUC:30112019938221
主題
Apples
Apple Physiology
作者
Bruce Lester Warwick / Edmond Joseph Delwiche / Edwin Broun Fred / George Wannamaker Keitt / Gordon Thayer Nightingale / Harley Frost Wilson / Hugo Henry Sommer / John Harrison Kolb / Lewis Ralph Jones / Ray Harland Roberts
出版1925
ISBN
UIUC:30112019936001
主題
Apple scab
Prune the Cherry Trees
作者
Ray Harland Roberts
出版1919
ISBN
UIUC:30112019931747
主題
Agriculture
Johne's Disease
作者
Edwin George Hastings / Frederick Brown Hadley / John Edward Dudley / John Harrison Kolb / Maurice Blood Linford / Mordecai Ezekiel / Preston Essex McNall / Ray Harland Roberts / Thomas Swarbrick
出版1927
ISBN
UIUC:30112019936019
主題
Agriculture
Renewing Old McIntosh
作者
Ray Harland Roberts
出版1956
ISBN
WISC:89101552651
主題
Apples
Johne's Disease
作者
Edwin George Hastings / Gordon Thayer Nightingale / Harley Frost Wilson / James Johnson / John Edward Dudley / Mordecai Ezekiel / Preston Essex McNall / Ray Harland Roberts / Thomas Swarbrick
出版1927
ISBN
UIUC:30112001593893
主題
Agriculture
Apple Physiology
作者
Alice Ota Robertson / George Leven Robertson / Ray Harland Roberts / Wilbert Joseph Robertson / Willard Lewis Roberts / William Corriden Roberts
出版1950
ISBN
OCLC:17319723
主題
Apples
Second-growth White Pine in Wisconsin
作者
Bryan Lewellyn Wade / Carlos Glazier Bates / Charles Lewis Fluke / Earl J. Renard / Henry Harrison Bakken / James Johnson / Ray Harland Roberts / Suren Rubenian Gevorkiantz / Warren Whitcomb (Jr.)
出版1929
ISBN
UIUC:30112004270960
主題
Apples
Meeting Agriculture's Old and New Problems with th...
作者
Benjamin Horace Hibbard / David R. Mitchell / Earl Frederick Buck / Edwin Bret Hart / George Simon Wehrwein / Gustav Bohstedt / John Charles Walker / University of Wisconsin. Agricultural Experiment Station
出版1932
ISBN
UIUC:30112019929550
主題
Agriculture
Soybeans
作者
Andrew Robeson Whitson / Clinton J. Chapman / Edmond Joseph Delwiche / Harry Luman Russell / Henry Harrison Bakken / James Geere Dickson / John Harrison Kolb / Ransom Asa Moore / Ray Harland Roberts / Theodore Macklin
出版1925
ISBN
OCLC:17596887
主題
Apples
Meeting Agriculture's Old and New Problems with th...
作者
Arthur Robert Albert / Benjamin Horace Hibbard / Earl Frederick Burk / Edmond Joseph Delwiche / Edwin Bret Hart / Fred G. Wilson / George Byron Mortimer / George Simon Wehrwein / Gustav Bohstedt / Isaac Walker Rupel / James Johnson / John Harrison Kolb / M. J. Buck / Ray Harland Roberts / Theodore Macklin / University of Wisconsin. Agricultural Experiment Station
出版1928
ISBN
OCLC:17606152
主題
Agriculture
Hairless Pigs
作者
Andrew Robeson Whitson / Edwin Bret Hart
出版1918
ISBN
OCLC:17591005
主題
Sandy soils
Fertilizer Experiments
作者
Fred Reuel Jones / Hugo Henry Sommer / James Johnson / John Harrison Kolb / Leon Kilby Jones / Ray Harland Roberts / William Harold Peterson
出版1924
ISBN
UIUC:30112004337975
主題
Anthracnose
Apple Physiology
作者
Bruce Lester Warwick / Edmond Joseph Delwiche / Edwin Broun Fred / George Wannamaker Keitt / Gordon Thayer Nightingale / Harley Frost Wilson / Hugo Henry Sommer / John Harrison Kolb / Lewis Ralph Jones / Ray Harland Roberts
出版1925
ISBN
UIUC:30112019936001
主題
Apple scab
Apple Physiology
作者
Ray Harland Roberts
出版1926
ISBN
WISC:89098844772
主題
Apples
Johne's Disease
作者
Edwin George Hastings / Gordon Thayer Nightingale / Harley Frost Wilson / James Johnson / John Edward Dudley / Mordecai Ezekiel / Preston Essex McNall / Ray Harland Roberts / Thomas Swarbrick
出版1927
ISBN
UIUC:30112001593893
主題
Agriculture
Second-growth White Pine in Wisconsin
作者
Bryan Lewellyn Wade / Carlos Glazier Bates / Charles Lewis Fluke / Henry Harrison Bakken / James Johnson / John Alfred Mitchell / Ray Harland Roberts / Suren Rubenian Gevorkiantz / Warren Whitcomb (Jr.)
出版1929
ISBN
UIUC:30112019936027
主題
Apples
Sour Cherry Fruiting
作者
Ray Harland Roberts
出版1930
ISBN
UIUC:30112019932984
主題
Agriculture
The Development and Winter Injury of Cherry Blosso...
作者
Ray Harland Roberts
出版1922
ISBN
UIUC:30112019938007
主題
Cherry
Effect of Defoliation Upon Blossom Bud Formation
作者
Ray Harland Roberts
出版1923
ISBN
WISC:89098844418
主題
Defoliation
Off-year Apple Bearing and Apple Spur Growth
作者
Ray Harland Roberts
出版1920
ISBN
UIUC:30112019931945
主題
Agriculture
Renewing Old McIntosh
作者
Ray Harland Roberts
出版1956
ISBN
WISC:89101552651
主題
Apples
Prune the Cherry Trees
作者
Ray Harland Roberts
出版1919
ISBN
UIUC:30112019931747
主題
Agriculture