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Documents disponibles écrits par cet auteur (6)
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Article
Celiwe A. Ngcamphalala, Auteur ; Ida E. Bailey, Auteur ; Susan W. Nicolson, AuteurFloral traits vary greatly between plant species, and determine which pollinators are physically capable of accessing floral rewards and carrying out effective pollination. Research on the responses of nectarivorous birds to different flower mor[...]
Article
Craig T. Symes, Auteur ; Andrew E. McKechnie, Auteur ; Susan W. Nicolson, Auteur ; Stephan M. Woodborne, AuteurThe winter-flowering succulent Aloe marlothii provides nectar for many opportunistic avian nectarivores in southern African savannas. We assessed the importance of A. marlothii nectar sugar for opportunistic nectarivores by analysing temporal ch[...]
Article
Sara Lerch-Henning, Auteur ; Susan W. Nicolson, AuteurAlthough the function of nectar is to attract and reward pollinators, secondary metabolites produced by plants as anti-herbivore defences are frequently present in floral nectars. Greater understanding is needed of the effects of secondary metab[...]
Article
Luisa G. Carvalheiro, Auteur ; Colleen L. Seymour, Auteur ; Susan W. Nicolson, Auteur ; Ruan Veldtman, AuteurAs cropland increases, fields become progressively isolated from pollinators, leading to declines in pollinator-dependent crop productivity. With the rise in demand for pollinator-dependent foods, such productivity losses may accelerate conversi[...]
Article
Susan O. Sande, Auteur ; Robin M. Crewe, Auteur ; Suresh K. Raina, Auteur ; Susan W. Nicolson, Auteur ; Ian Gordon, AuteurAlthough tropical forest conservation is a top priority for human and environmental health, deforestation persists, mainly because of food and economic needs. No community will totally give up economic activities for the sake of ecological integ[...]
Article
Craig T. Symes, Auteur ; Susan W. Nicolson, Auteur ; Andrew E. McKechnie, AuteurIn southern Africa, Aloe marlothii flowers during the dry winter season and offers copious dilute nectar to a variety of birds. Avian abundance and community composition were monitored at an A. marlothii forest at Suikerbosrand Nature Reserve, S[...]
