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Bulletin
Thomas Isaiah Mairs
· 1905
Some Pennsylvania Pioneers in Agricultural Science
Thomas Isaiah Mairs
· 1928
Some Soiling Crops for Pennsylvania
Thomas Isaiah Mairs
· 1911
Bulletin
Thomas Isaiah Mairs
· 1904
The Tarnished Plant Bug: Lygus Pratensis Linn
Frederick Blackmar Mumford
, Henry Jackson Waters
, John Charles Whitten
, John Moore Stedman
, John Waldo Connaway
, Nathaniel Ogden Booth
, Thomas Isaiah Mairs
· 1898
36th Annual Report of the Director: For the Fiscal Year Ending June 30, 1923
Frank Duane Gardner
, Jesse Howard Muncie
, John Louis Horsfall
, Otto Olson
, Pennsylvania State College. Agricultural Experiment Station
, Roy David Anthony
, Samuel Irvin Bechdel
, Walter Spurgeon Beach
, William Frear
· 1922
Poultry Experiments and Management
Thomas Isaiah Mairs
· 1910
Bulletin
Frank Duane Gardner
, Harry Rascoe Fulton
, Henry Prentiss Armsby
, Issac Thornton Osmond
, John Pogue Stewart
, Thomas Isaiah Mairs
, Wilbur Andrew Cochel
· 1910
Bulletin
Charles Emory Myers
, Charles Franklin Noll
, Frank Duane Gardner
, Issac Thornton Osmond
, John Pogue Stewart
, Thomas Forsyth Hunt
, Thomas Isaiah Mairs
, Wilbur Andrew Cochel
· 1909
No image available
Methods of Steer Feeding: Barn Vs. Shed, Third Trial
Thomas Isaiah Mairs
· 1905
