1. W. H. Brittain(1927 ). The cabbage maggot.Bull. Nova Scotia Dep. nat. Resources, no 11.
2. A. Gibson, and R. C. Treherne(1916 ). The cabbage root maggot and its control in Canada.Bull. int. Br. Can.no. 12.
3. H. Glasgow(1925 ). Control of cabbage maggot in the seedbed.Bull. N.Y. St. agric. Exp. Sta.no. 512.
4. OBSERVATIONS ON THE BIOLOGY and CONTROL OF CABBAGE ROOT FLY, ERIOISCHIA BRASSICAE (BCHE)
5. W. J. Schoene(1916 ). The cabbage maggot: its biology and control.Bull. N.Y. St. agric. Exp. Sta.no. 419.