Biological control of weeds : a world catalogue of agents and their target weeds
JULIAN, M. H
Biological control of weeds : a world catalogue of agents and their target weeds - 2nd ed - Wallingford 1987 - 145p
WEEDS -- BIOLOGICAL CONTROL
WEEDS -- BIOLOGICAL CONTROL
632.58 J94B
Biological control of weeds : a world catalogue of agents and their target weeds - 2nd ed - Wallingford 1987 - 145p
WEEDS -- BIOLOGICAL CONTROL
WEEDS -- BIOLOGICAL CONTROL
632.58 J94B