Get Bee Pollination in Agricultural Ecosystems PDF

By Rosalind James, Theresa L. Pitts-Singer

For lots of agricultural vegetation, bees play a necessary position as pollinators, and this publication discusses the interaction between bees, agriculture, and the surroundings. even supposing honey bees are good well-known as pollinators, controlled bumble bees and solitary bees also are severe for the profitable pollination of yes vegetation, whereas wild bees offer a loose provider. As bees liberally cross pollen from one plant to the following, in addition they impression the wider environment, and never consistently to the good thing about humankind. Bees can increase the accidental unfold of genes from genetically engineered vegetation, and will bring up the unfold of invasive weeds. Conversely, genetically engineered vegetation can influence pollinators, and invasive weeds can offer new resources of nutrients for those bugs. Bees' flower-visiting actions can even be exploited to assist unfold organic keep an eye on brokers that keep watch over crop pests, and they're vital for local plant replica. handling bees for pollination is complicated and the criteria that needs to be considered are taken care of right here, together with bee ordinary background, body structure, pathology, and behaviour. additionally, transporting bees from local levels to new components for pollination prone should be debatable, and wishes to be performed merely after assuring that it'll now not disrupt numerous ecosystems. even supposing bees are small, unobtrusive creatures, they play huge roles within the environment. 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 resources for Bee Pollination in Agricultural Ecosystems

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W. (2004). The area requirements of an ecosystem service: Crop pollination by native bee communities in California. Ecology Letters, 7, 1109–1119. , Williams, N. , & Thorp, R. W. (2002b). Crop pollination from native bees at risk from agricultural intensification. Proceedings of the National Academy of Sciences of the USA, 99, 16812–16816. Larsen, T. , & Kremen, C. (2005). Extinction order and altered community structure rapidly disrupt ecosystem functioning. Ecology Letters, 8, 538–547. Losey, J.

Pollination of cultivated plants in the tropics. Rome: Food and Agriculture Organization. ———. (2001). Ups and downs in pollinator populations: When is there a decline? Conservation Ecology, 5, 2. Shuler, R. , Roulston, T. , & Farris, G. E. (2005). Farming practices influence wild pollinator populations on squash and pumpkin. Journal of Economic Entomology, 98, 790–795. , & Biesmeijer, K. (2005). Flower constancy. In A. Dafni, P. G. Kevan, & B. C. ), Practical pollination biology (381–400). Cambridge, Ontario, Canada: Enviroquestion.

This suggests that we are not yet in crisis; but, to be cautious, we should take preventive measures now. In particular, our heavy reliance on honey bees makes production of some crops (especially almond and other orchard crops) vulnerable to sudden, unforeseen changes in its abundance, such as appear to be occurring with increasing frequency in the United States following winter season declines (National Research Council, 2007). Role of Diversity A more diverse community of wild pollinators can provide a greater amount of pollination services to a greater number of crops with greater stability.

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