00848nam a2200277Ia 4500 Para_3980 CHAP 220125s1953 xx 000 0 und d 202244 CHAP PA FOLLETO 1375 Hanson, E. W. 52594 The black point disease of wheat in the United States / E. W. Hanson and J. J. Christensen St. Paul, Minnesota : University of Minnesota 30 p. Minnesota Agr. Exp. Sta. Tech. Bull.; 206 167350 Helminthosporium sativum Hongos fitopatógenos 167351 Christensen, J. J. 22905 PA FOLLETO 1375 A 0000001953 STPi 0000000000 00 1953 PARA PARA 1 202244 202244 0 0 local 0 0 FOLL PA PA 12 2005-10-27 PARA 0 PA_1317 2022-01-25 00:00:00 2022-01-25 FOLL 3