00776nam a2200265Ia 4500 Para_256 CHAP 220125s1929 xx 000 0 und d 199014 CHAP PA FOLLETO 936 Johnson, James 61834 The classification of certain virus diseases of the potato / by James Johnson Madison, Wisc. : Agricultural experiment station of the University of Wisconsin 24 p. Research bulletin; 87 Papa enfermedades por virus 85231 PA FOLLETO 936 A 0000001929 a 0000000000 00 1929 PARA PARA 1 199014 199014 0 0 local 0 0 FOLL PA PA 12 2005-10-27 PARA 0 PA_2936 2022-01-25 00:00:00 1 2022-01-25 FOLL 3