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10719. Sloan, A.J.. 1991. Researchers seeking alternative weevil controls.. Growers Guide, May 1991, p. C4.
The potential loss of parathion for controlling cabbage seed pod weevil on rapeseed or canola could dampen production of this promising alternate crop. The insect can decrease yields up to 30%. Resistant varieties are being developed at the University of Idaho that may be used in conjunction with other biocontrols.