TY - BOOK AU - Mighell,Ronald L. AU - Black,John D. TI - Interregional competition in agriculture: with special reference to dairy farming in the Lake states and New England U1 - 630.936 23 PY - 1951/// CY - Cambridge, Mass. PB - Harvard U.P. KW - Agriculture KW - Economic aspects KW - United States KW - Dairying KW - Competition N1 - Includes index ER -