Yazar
Franklin Arthur Coffman
17 cilt bulundu.
Edgar John Udine, Edmund Lambert, Edward Mackay Chace, Emil George Boerner, F. L. Duley, Franklin Arthur Coffman, George Emil Gaus, Gerard Dikmans, Harold Robert Hochmuth, John Stuart Pinckney, Joseph Benjamin Shepherd, M. A. Yothers, Mark Hughlin Haller, Robert Hale Nelson, Roland McKee, Russell Rutherford Whitten, United States. Department of Agriculture, Victor Leo Stedronsky, W. A. Douglas, W. G. Bradley, , · Yayınevi bilinmiyor
Franklin Arthur Coffman, United States. Agricultural Research Service. Crops Research Division · Yayınevi bilinmiyor
200 sayfa · 1964
Kategori yok
United States. Agricultural Research Service. Animal Husbandry Research Division · Yayınevi bilinmiyor
9 sayfa · 1964
Cow testing
Franklin Arthur Coffman, Harland Stevens, Thomas Ray Stanton · Yayınevi bilinmiyor
14 sayfa · 1959
Oats
