3TAN ken,GUO Y H NICOLSON S W.Honeybee (Apis cerana) Foraging Responses to the Toxic Honey of Tripterygium hypoglaucum (Celastraceae):Changing Threshold of Nectar Acceptability[J].J Chem Ecol,2007,33:2209-2217.
4IRWIN R E,ADLER L S,The dual of floral traits:pollinator attaraction and plant defense[J].Ecology,2004,85:1503-1511.
5KEARNA C A,INOUYE D W.Endangered mutualisms:the conservation of plant-pollinator interactions[J].Annual Review of Ecoligy and Systematics,1998,29:83-112.
