Cabbage maggot and its control with chlorinated hydrocarbons in Massachuestts
Whitcomb, W.D., Garland, W.J.
Cabbage maggot and its control with chlorinated hydrocarbons in Massachuestts - Amherst 1963 - 27 p. - No. 540; Massachusetts, Agricu .
Cabbage maggot and its control with chlorinated hydrocarbons in Massachuestts - Amherst 1963 - 27 p. - No. 540; Massachusetts, Agricu .