TY - BOOK AU - "Rossiter, M.W." TI - The emergence of agricultural science. :Justus Liebig and the Americans 1840-1880 (Yale Studies in the history of science and medicine) U1 - "54:63(7/8)""1840/80"" L5" PY - 0000///London CY - 1975 PB - Yale Univ. Press ER -