Insect pollinators and honeybee foraging activity on three canola cultivars

Pordel, M. R., R. Ebadi, M. Mobli and B. Hatami. Insect pollinators and honeybee foraging activity on three canola cultivars. Proceedings of the National Canola Seminar. May 6-11, 2006. Shiraz, Iran. (in Persian)