Tuesday, 28 October 2003
D0413

This presentation is part of : Display Presentations, Section F. Crop Protection Entomology

Comparison of insect pest infestations on various canola cultivars

Rufina Ward, Ernst Cebert, and Ken Ward. Alabama A&M University, Department of Plant & Soil Science, P. O. Box 1208, Normal, AL

Canola is relatively a new crop in the United States, thus a dearth of information exists in the literature on insect pests associated with canola in this country, particularly in the southern states. Variety and phenological stage of canola may affect insect abundance. This study, conducted at the Winfred Thomas Agricultural Experimental Station of Alabama A&M University in north Alabama, compared levels of major insect pest infestations on several canola cultivars. Differences in agronomic performance of canola cultivars used in the test were also presented. Insects were collected using sweep net, pitfall trap and whole plant samples. Cabbage seedpod weevil was the dominant pest species on canola.



Species 1: Coleoptera Curculionidae Ceutorrhynchus obstrictus (cabbage seedpod weevil)
Species 2: Coleoptera Languriidae Languria mozardi (clover stem borer)
Keywords: canola

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