By Rosalind James, Theresa L. Pitts-Singer

ISBN-10: 0195316959

ISBN-13: 9780195316957

For plenty of agricultural plants, 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 sure plants, whereas wild bees offer a loose provider. As bees liberally cross pollen from one plant to the following, in addition they effect the wider environment, and never regularly to the good thing about humankind. Bees can improve the accidental unfold of genes from genetically engineered vegetation, and should raise the unfold of invasive weeds. Conversely, genetically engineered vegetation can impression pollinators, and invasive weeds can offer new assets of foodstuff for those bugs. Bees' flower-visiting actions can even be exploited to assist unfold organic keep an eye on brokers that regulate crop pests, and they're very important for local plant replica. dealing with bees for pollination is complicated and the standards that needs to be considered are taken care of the following, together with bee traditional heritage, body structure, pathology, and behaviour. in addition, transporting bees from local levels to new parts for pollination prone will be arguable, and desires to be performed purely after assuring that it'll no longer disrupt numerous ecosystems. even supposing 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 wildlife.

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Additional resources for Bee Pollination in Agricultural Ecosystems

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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. , & 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.

Ricketts, T. , Daily, G. , Ehrlich, P. , & Michener, C. D. (2004). Economic value of tropical forest to coffee production. Proceedings of the National Academy of Sciences of the USA, 101, 12579–12582. Robinson, W. , & Morse, R. A. (1989a). S. crops. American Bee Journal, 129, 477–487. ———. (1989b). S. crops. American Bee Journal, 129, 411–423. Roubik, D. (1995). Pollination of cultivated plants in the tropics. Rome: Food and Agriculture Organization. ———. (2001). Ups and downs in pollinator populations: When is there a decline?

Another interesting effect of CO 2-enriched atmosphere was noticed in melons, in which CO 2 levels were found to affect the floral rewards by increasing nectar sugar concentration and possibly honey bee activity (Dag & Eisikowitch, 2000). Greenhouse Temperature and Humidity The amount of incoming pollen is influenced not only by the availability of pollen inside the greenhouse but also by bee foraging activity. Bumble bee workers usually do not forage at temperatures below 10°C (Heinrich, 1979).

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