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The foraging activity of honey bees Apis mellifera and non—Apis bees on hybrid sunflowers ( Helianthus annuus ) and its influence on cross—pollination and seed set
DeGrandi-Hoffman, Gloria, Watkins, Joseph CVolume:
39
Language:
english
Journal:
Journal of Apicultural Research
DOI:
10.1080/00218839.2000.11101019
Date:
January, 2000
File:
PDF, 847 KB
english, 2000