Citation: Jp. Legg et A. Togola, PRACTICAL ASSESSMENT OF PEARL-MILLET (PENNISETUM-GLAUCUM) CROP LOSS CAUSED BY GRASSHOPPER PESTS (ORTHOPTERA, ACRIDIDAE) - A MAJOR OUTBREAK IN NORTH-WEST MALI, Bulletin of entomological research, 83(3), 1993, pp. 395-403