Yazar
roy agar
20 cilt bulundu.
Charles Spencer Crandall, Edna Mosher, Harry Sands Grindley, Jeremiah George Mosier, Martin John Prucha, Thomas Jonathan Burrill, William Leonidas Burlison, Axel Ferdinand Gustafson, Charles Ivan Newlin, Harry Montgomery Weeter, Orr Milton Allyn, Roy Hansen, William Harold Chambers, · Yayınevi bilinmiyor
Benjamin Franklin Kaupp, Bertram Whittier Wells, Frederick Adolph Wolf, Jerry Hamilton Moore, Luther George Willis, Robert Franklin Poole, Roy Stryring Dearstyne, William Arthur Anderson, Evander Ayers Davis, Herman Shuford Wilfong, Ivan Vaughan Shunk · Yayınevi bilinmiyor
640 sayfa · 1926
Agglutination tests
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 · Yayınevi bilinmiyor
748 sayfa · 1933
Azotobacter
Arnold E. Baragar, Clifton Walter Ackerson, F. L. Duley, George W. Trimberger, Harvey Oscar Werner, Robert Whitmore Goss, Roy Carlton Dawson, Theodore Alexander Kiesselbach · Yayınevi bilinmiyor
610 sayfa · 1947
Agriculture
Norman Roy Grist, Constance A. Ross, Eleanor J. Bell · Yayınevi bilinmiyor
224 sayfa · 1974
Diagnostic virology
Charles Franklin Murphy, D. L. Strider, D. L. Terry, Gerald Franklin Peedin, Lewis L. Deitz, North Carolina State University, Raleigh. Soil Science Dept, Roy Wesley Stonecypher, Turner Bond Sutton · Yayınevi bilinmiyor
650 sayfa · 1973
Agriculture
