00914nam0-22003011i-450-99000184450040332120080208100523.0000184450FED01000184450(Aleph)000184450FED0100018445020030910d1924----km-y0itay50------baengUSa-------001yyPotato investigations at the North Central Experiment Station, 1914-1923O.I. BerghSt. PaulUniversity of Minnesota. Agricultural Experiment Station192458 p.fig.27 cmPatate635.21Bergh,O. I.358032ITUNINARICAUNIMARCBK99000184450040332160 MISC. B 49/17FAGBCFAGBCPotato investigations at the North Central Experiment Station, 1914-1923414866UNINA