The effect of tillage and seeding rate on infestations of cabbage root maggots, Delia radicum (L.) (Diptera: Anthomyiidate) in canola, Brassica napus (L.), in Manitoba
Delia radicum (L.) is an important pest of canola on the Canadian prairies, feeding on the roots of canola and other Brassica crops. In both vegetable and canola crops D. radicum can cause significant yield losses. Natural controls, predators and parasitoids, have not been reducing the populations s...
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2012
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| Online Access: | http://hdl.handle.net/1993/7940 |