Entomology

Download Bee Pollination in Agricultural Ecosystems by Rosalind James, Theresa L. Pitts-Singer PDF

By Rosalind James, Theresa L. Pitts-Singer

For lots of agricultural vegetation, bees play an important function as pollinators, and this ebook discusses the interaction between bees, agriculture, and the surroundings. even though honey bees are good famous as pollinators, controlled bumble bees and solitary bees also are severe for the profitable pollination of convinced plants, whereas wild bees supply a unfastened carrier. As bees liberally move pollen from one plant to the following, in addition they influence the wider surroundings, and never regularly to the good thing about humankind. Bees can increase the unintended unfold of genes from genetically engineered vegetation, and should bring up the unfold of invasive weeds. Conversely, genetically engineered vegetation can influence pollinators, and invasive weeds can provide new assets of meals for those bugs. Bees' flower-visiting actions may be exploited to aid unfold organic keep an eye on brokers that regulate crop pests, and they're vital for local plant replica. handling bees for pollination is complicated and the criteria that has to be considered are handled the following, together with bee traditional background, body structure, pathology, and behaviour. additionally, transporting bees from local levels to new parts for pollination companies will be arguable, and wishes to be performed purely after assuring that it'll now not disrupt a number of ecosystems. although bees are small, unobtrusive creatures, they play huge roles within the atmosphere. the relationship among bees and humankind is also symbolic of a broader interconnection among people and the flora and fauna.

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Extra info for Bee Pollination in Agricultural Ecosystems

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Goncalves, L. S. (1979). Varroa disease: A threat to world beekeeping. Bee Culture, 107, 179–181. Muth, M. , & Thurman. W. N. (1995). Why support the price of honey? Choices, 10, 19–22. Nabhan, G. , & Buchmann, S. (1997). Services provided by pollinators. In G. C. ), Nature’s services: Societal dependence on natural ecosystems (133–150). Washington, DC: Island Press. National Research Council. (2007). Status of pollinators in North America. Washington, DC: National Academies Press. , Benítez, P.

Mellifera scutellata was partially balanced by increases in abundances of native species (Ricketts, 2004). In these systems, managing for wild bee richness, rather than for the abundance of a particular species, is an important factor in maintaining a consistent level of service. 1). Maintaining wild pollinator populations, therefore, requires understanding resource requirements and then managing habitats and landscapes to provide food resources, nesting habitats, overwintering habitats, and breeding areas.

Flower constancy. In A. Dafni, P. G. Kevan, & B. C. ), Practical pollination biology (381–400). Cambridge, Ontario, Canada: Enviroquestion. , & Tscharntke, T. (1999). Effects of habitat isolation on pollinator communities and seed set. Oecologia, 121, 432–440. , & Tscharntke, T. (2006). Bee diversity and plant-pollinator interactions in fragmented landscapes. In N. M. Waser & J. ), Specialization and generalization in plant-pollinator interactions (387–410). Chicago: University of Chicago Press.

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