PESTS AND DISSEASES OF TROPICAL CROPS:VOLUME 1 PRINCIPLES AND METHODS OF CONTROL
HILL,D.S. & Others
PESTS AND DISSEASES OF TROPICAL CROPS:VOLUME 1 PRINCIPLES AND METHODS OF CONTROL - - SINGAPORE Longman London and New York 1982 - 175
632./HIL
PESTS AND DISSEASES OF TROPICAL CROPS:VOLUME 1 PRINCIPLES AND METHODS OF CONTROL - - SINGAPORE Longman London and New York 1982 - 175
632./HIL