Effect of Honey Bee (Apis mellifera L.) and Bumblebee (Bombus terrestris L.) Pollinators on Yield and Yield Factors in Sunflower (Helianthus annuus L.) Production Areas

Mahmut Murat Aslan and Cicek Yavuksuz

Journal of Animal and Veterinary Advances 9 ( 2 ): 332 - 335 , 2010