Observations on the emergence periods, larval populations and parasi tism of the cabbage root fly (Erioischia Brassicae BCHE) /
Mary Mile s.
- London : Wye College, University of London , 1956
- 492-498 p. ; 24 cm.
- reprint ; no.83 .
Extracted from the Annals of Applied Biology, Vol.44, No.3 pp. 49 -4 98, September 1956)