Cabbage maggot
Schoene, W.J.
Cabbage maggot Its biology and control - Geneva 1916 - 99-160 p. - Cabbage, Maggot, Biology New York Agricultural Experiment Station. Bulletin No. 419 .
Cabbage maggot Its biology and control - Geneva 1916 - 99-160 p. - Cabbage, Maggot, Biology New York Agricultural Experiment Station. Bulletin No. 419 .