1. The Potential Consequences of Pollinator Declines on the Conservation of Biodiversity and Stability of Food Crop Yields
2. Barnsley Beekeeper Association, Keeping Bees - Apiary Set Up. Available from http:// barnsleybeekeepers.org.uk/index.php/keeping-bees/apiary-setup.
3. Bradbear, N. (2009), Bees and their role in forest livelihoods: A guide toehr services provided by bees and the sustainable harvesting, processing and marketing of their products. Rome: Food and Agriculture Organization of the United Nations.
4. British Beekeepers Association. (2006). Choosing an Apiary site. British Beekeepers Association Advisory Leaflet B11 3rd ed. Warwickshire, UK: British Beekeepers Association.
5. Optimal design of agricultural landscapes for pollination services