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© 2026 Cilt. All rights reserved.

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Yazar

David Victor Kopland

15 cilt bulundu.

Cilt sonuçları

The Parasites of the Sugarcane Borer in Argentina and Peru, and Their Introduction Into the United States

The Parasites of the Sugarcane Borer in Argentina and Peru, and Their Introduction Into the United States

A. D. McNair, Curtis Paul Clausen, Dalton Giles Miller, Dan Hansen, Dean Humboldt Rose, Duncan Dunning, Edward Florince McCarthy, Erasmus Manford Nighbert, Erval Jackson Newcomer, Eubanks Carsner, Frederick Vernon Rand, Harold Andrus Jaynes, James Robert Dawson, L. P. Rockwood, Ned Royce Ellis, Oris Vernon Wells, Paul Oman, Perez Simmons, Philip Lindsey Gile, R. D. Garver, Stephen Harold Hastings, William Albert Hartman, Arthur Edgerton Seamans, Edward Gantt Noble, George Wilburn Ellington, J. W. Connelly, Jacob Martin Lutz, Lester Henry Reineke, Lillian Claire Cash, Max Moore Reeher, Philip W. Manson, R. R. Graves, Raymond Herbert Miller, Roland McKee, Roscoe Harrison Carter, Archie Glenn Van Horn, David Victor Kopland, Theodore Roosevelt Gardner · Yayınevi bilinmiyor

1208 sayfa · 1933

Agriculture

Investigations in Erosion Control and the Reclamation of Eroded Land at the Upper Mississippi Valley Conservation Experiment Station, Near La Crosse, Wis., 1933-43

Investigations in Erosion Control and the Reclamation of Eroded Land at the Upper Mississippi Valley Conservation Experiment Station, Near La Crosse, Wis., 1933-43

Charles Otis Johnston, Charles Stewart Holton, E. P. Winter, Eaton Melroy Summers, Eben H. Toole, Edwin Gustaff Strand, Ernst Artschwager, G. M. Browning, · Yayınevi bilinmiyor

Quality of Irrigation Waters of the Hollister Area of California

Quality of Irrigation Waters of the Hollister Area of California

Thomas S. Buchanan, Constantin Constantinovich Nikiforoff, Dwight McBryde Simpson, Dwight Moore DeLong, Frank M. Eaton, G. J. Haeussler, G. R. Free, , · Yayınevi bilinmiyor

Soils of Richland County

Soils of Richland County

Everett A. Keyes, David Victor Kopland, Delbert C. Myrick, Everett R. Halbrook, Frank M. Harrington, James Hurbert Pepper, James L. Krall, Layton S. Thompson, Leonard Frederick Gieseker, Louise Page, Lura Mae Odland, Margaret C. Slaughter, Rhea Emerson Stitt, · Yayınevi bilinmiyor

Blue Mold Decay of Delicious Apples in Relation to Handling Practices

Blue Mold Decay of Delicious Apples in Relation to Handling Practices

W. Harley English, Albert Lloyd Ryall, Edwin Smith · Yayınevi bilinmiyor

758 sayfa · 1946

Agriculture

Cooperative Studies on the Effects of Height of Ridge

Cooperative Studies on the Effects of Height of Ridge

Alfred Leroy Baker, Benton Mehrling Stahl, Charles William Loomer, Claude Kedzie Shedd, Donald Eisenbrey Church, Edward Pendleton Carter, Elsa Orent-Keiles, Fenner Satterthwaite Stickney, · Yayınevi bilinmiyor

Rate of Growth by Dairy Calves and Heifers on Different Rations

Rate of Growth by Dairy Calves and Heifers on Different Rations

R. R. Graves · Yayınevi bilinmiyor

24 sayfa · 1940

Dairy cattle

Feeding Dairy Cows with and Without Grain

Feeding Dairy Cows with and Without Grain

W. F. Dickson, David Victor Kopland · Yayınevi bilinmiyor

32 sayfa · 1934

Dairy cattle

PasturesIrrigated Pasture Investigations, Huntley Branch Station, Huntley, MontanaDavid Victor Kopland, Montana Agricultural Experiment Station

Irrigated Pasture Investigations, Huntley Branch Station, Huntley, Montana

David Victor Kopland, Montana Agricultural Experiment Station · Yayınevi bilinmiyor

46 sayfa · 1953

Pastures

Abortion in animalsComparison of Alfalfa and Western Wheatgrass Hays for Wintering Yearling Heifers in the Northern Great Plains and Their Influence on Summer GainsAlexander Campbell Martin, Alfred Leroy Baker, Annie May Hurd-Karrer, Burt Walter Heywang, Clarence Cottam, Earl Dewey Mallison, Ernest Victor Abbott, Farrell Francis Barnes, Fisk Gerhardt, Henry Bake Steer, Hubert Andrew Ireland, Joe Roudolph Furr, John Selden Cole, Justus Watson Folsom, Lawrence Zeleny, R. R. Graves, Raymond Leslie Spangler, Ruth Elmquist Rogers, Vivian Kearns Toole, Walter Huber Meyer, William Dewey Moore, William Edwin Cotton, William Henry Black, Albert Lloyd Ryall, Charles Farquharson Stewart Sharpe, Charles John Kraebel, Colin Alexander Taylor, David Augustus Coleman, Eben H. Toole, Francis Morey Uhler, James Robert Dawson, John Mott Buck, Margaret Blanche Hays, Oscar Roland Mathews, Paul A. Woke, Rudolph Bennett Morgan, Verner Ivan Clark, Wilbur Tibbils Pentzer, David Victor Kopland, Dolan Eargle, Howard Ellenwood Smith, John T. Wigington, Robert Smith LaMotte

Comparison of Alfalfa and Western Wheatgrass Hays for Wintering Yearling Heifers in the Northern Great Plains and Their Influence on Summer Gains

Alexander Campbell Martin, Alfred Leroy Baker, Annie May Hurd-Karrer, Burt Walter Heywang, Clarence Cottam, Earl Dewey Mallison, Ernest Victor Abbott, · Yayınevi bilinmiyor

Holstein-Friesian cattleA Breeding Experiment with Holstein Cattle at the Huntley, Mont., Field StationJames Robert Dawson, David Victor Kopland

A Breeding Experiment with Holstein Cattle at the Huntley, Mont., Field Station

James Robert Dawson, David Victor Kopland · Yayınevi bilinmiyor

44 sayfa · 1948

Holstein-Friesian cattle

CarrotsOnce-a-day Versus Twice-a-day Feeding for Dairy CowsBenton Mehrling Stahl, James Robert Dawson, Myron Francis Babb, Roy Wesley Nixon, David Victor Kopland, James Ellsworth Kraus, Roy Magruder

Once-a-day Versus Twice-a-day Feeding for Dairy Cows

Benton Mehrling Stahl, James Robert Dawson, Myron Francis Babb, Roy Wesley Nixon, David Victor Kopland, James Ellsworth Kraus, Roy Magruder · Yayınevi bilinmiyor

7 sayfa · 1949

Carrots

AlfalfaFeeding Dairy Cows on Alfalfa Hay AloneR. R. Graves

Feeding Dairy Cows on Alfalfa Hay Alone

R. R. Graves · Yayınevi bilinmiyor

47 sayfa · 1938

Alfalfa

Alfalfa as feedYield, Chemical Composition, and Feeding Value for Milk Production of Alfalfa Hay Cut at Three Stages of MaturityJames Robert Dawson, David Victor Kopland, R. R. Graves

Yield, Chemical Composition, and Feeding Value for Milk Production of Alfalfa Hay Cut at Three Stages of Maturity

James Robert Dawson, David Victor Kopland, R. R. Graves · Yayınevi bilinmiyor

52 sayfa · 1940

Alfalfa as feed

Dairy barnsRelative Milk Production of Cows in Pen Barns and Stanchion BarnsR. R. Graves, James Robert Dawson, David Victor Kopland

Relative Milk Production of Cows in Pen Barns and Stanchion Barns

R. R. Graves, James Robert Dawson, David Victor Kopland · Yayınevi bilinmiyor

7 sayfa · 1947

Dairy barns

George M. Byram,

Harold Gridley Wilm,

Henry D. Barker,

James Robert Dawson,

John James Willaman,

Leander D. Howell,

Raymond Peter Christensen,

Richard Weindling,

Walter Whittier Swett,

William Hardy Tharp,

William Oscar Ree,

C. A. Matthews,

David Victor Kopland,

Earl Gerard Dunford,

Elmer Walker Brandes,

George Meredith Jemison,

H. A. Rodenhiser,

Ralph Merrill Caldwell,

Roderick Koenig Eskew,

Vernon John Palmer,

Forrest G. Bell,

Leroy Everett Compton,

Milton Henry Fohrman,

Robert Delafield Rands

1804 sayfa · 1948

Alfalfa

George Wright Hoffman

Gustav A. Wiebe,

Harold Andrus Jaynes,

Harry Ardell Allard,

J. I. Lauritzen,

James Robert Dawson,

Joseph Stuart Caldwell,

Kenneth Thurman Williams,

Lawrence Zeleny,

Marshall Weddell Stone,

Raymond Peter Christensen,

Robert Merton Walsh,

Ruth Elmquist Rogers,

Theodore Roosevelt Gardner,

Thomas Charles Chadwick,

Wilbur Tibbils Pentzer,

Caroline L. Adams,

Charles A. Fort,

David Victor Kopland,

George Henry Englerth,

Helen Garrison Wheeler,

James Stewart Wiant,

Lawrence Bemis Parker,

Morris Harvey Neustadt,

Philip Russell Cowan,

R. R. Whetstone,

Ronald Lester Mighell,

Roy Drummond McCallum,

Wightman Wells Garner,

John Henry MacGillivray,

Lucille Reinbach-Welch,

Miles Stratford Mayhugh,

1304 sayfa · 1941

Agriculture

Helen L. Mayfield

824 sayfa · 1954

Agricultural prices

Frank Custer Edminster,

Harry Curtis Young,

Hazel Marie Fletcher,

Herbert Halden Walkden,

James Robert Dawson,

Joseph Bailey Edmond,

Marshall Tracy Deonier,

Matthew Drosdoff,

Myron Francis Babb,

Ralph Dickieson Jennings,

Ralph Leroy Parshall,

Robert Douglass McCulley,

Roy Wesley Nixon,

Tom Part Cassidy,

United States. Department of Agriculture,

Arnold M. Hansen,

David Victor Kopland,

Dwight Fletcher Barnes,

Frank Waldemar Carlson,

George Yankush Young,

James E. Kraus,

Maurice E. Dahmus,

Vernon Webster Johnson,

Walter S. Atkinson,

William Henry Black,

Arthur Clifton McIntyre,

Mary Ellen Duensing,

1180 sayfa · 1950

Agriculture

Farrell Francis Barnes,

Henry Bake Steer,

Hubert Andrew Ireland,

Joe Roudolph Furr,

John Selden Cole,

Justus Watson Folsom,

Lawrence Zeleny,

Raymond Leslie Spangler,

Ruth Elmquist Rogers,

Vivian Kearns Toole,

Walter Huber Meyer,

William Dewey Moore,

William Edwin Cotton,

William Henry Black,

Albert Lloyd Ryall,

Charles Farquharson Stewart Sharpe,

Charles John Kraebel,

Colin Alexander Taylor,

David Augustus Coleman,

Francis Morey Uhler,

James Robert Dawson,

John Mott Buck,

Margaret Blanche Hays,

Oscar Roland Mathews,

Rudolph Bennett Morgan,

Verner Ivan Clark,

Wilbur Tibbils Pentzer,

David Victor Kopland,

Howard Ellenwood Smith,

John T. Wigington,

Robert Smith LaMotte

16 sayfa · 1938

Abortion in animals