000
00257nam a2200085Ia 4500
008
130123s9999 xx 000 0 und d
082
_a
631.8
245
_a
Plant Disease Research Vol.14-15 No.1-2
260
_a
Paul
_b
American Phytopathological Society
_c
1999-2000
999
_c
79122
_d
79122