00509nam a2200181Ia 4500 170901s1927 xx 000 0 und d 081080459X 581.2097 W30T Wellman, Frederick L Tropical American Plants Disease Neotropical Phytopathology Problems Delhi Feriodical Expert Book Agency 1927 989 Botanical sciences Pure Sciences Plant disease Tropics ddc BK 8814 8814 0 0 ddc 0 0 RAU RAU 2017-10-18 PEBA, Delhi 616.00 0 581.2097 W30T 40238 2017-10-18 1987-12-05 BK