Abstract
SummaryIn 1975 and 1976 bee visitors on ‘Armaveric’ sunflower were Andrena fulvicrus, Apis dorsata, A. florea, Ceratina viridissima and Xylocopa dissimilis especially during early and middle parts of the day. Studies on bagged and open seed heads, and on those sprayed with phosphamidon, showed the need for insect pollination for a high yield of good quality seed.
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