Sequential introduction of honeybee colonies and doubling their density increases cross-pollination, fruit-set and yield in ‘Red Delicious’ apple

References

• AL-TIKRITY, W. S., Benton, A. W., Risius, M. L. and Clarke, W. W. (1972). The effect of length of stay of honey bee colony in a crownvetch field on its foraging behaviour. Journal of Apicultural Research, 11, 51–7
   Google Scholar
• BEN-PORAT, A., Doron, I. and Dag, A. (1997). Apple pollination. Alon Hanotea, 51, 76–8.
   Google Scholar
• DAG, A., Stern, R. A. and Doron, I. (1999). Pollination and fertilization in apple. Alon Hanotea, 53, 114–6.
   Google Scholar
• DEGRANDI-HOFFMAN, G., Hoopingarner, R. and Baker, K. K. (1985). The in¯uence of honey bee ‘Sideworking' behaviour on cross-pollination and fruit set in apple. HortScience, 20, 397–9.
   Google Scholar
• DENNIS, F. G., Jr. (1979). Factors affecting yield in apple with the emphasis on ‘Delicious’. Horticultural Reviews, 1, 395–422.
   Google Scholar
• DENNIS, F. G., Jr. (1986). Apple. In: Handbook of fruit set and development. (Monselise, S. P., Ed.). CRC Press, Boca Raton, FL, USA, 1–46.
   Google Scholar
• EISIKOWITCH, D., Loper, G. and DeGrandi-Hoffman, G. (1999). Honey bees movement among trees in the almond orchard in Israel. Proceedings of the 36th Apimondia Congress. Vancouver, Canada, 2–17.
   Google Scholar
• FREE, J. B. (1993). Insect pollination of crops. 2nd ed. Academic Press, London.
   Google Scholar
• FREE, J. B. and Spencer-Booth, Y. (1963). The foraging areas of honey bee colonies in fruit orchards. Journal of Horticultural Science, 38, 129–37.
   Google Scholar
• FREE, J. B., FREE, N. W. and Jay, S. C. (1960). The effect on foraging behaviour of moving honey bee colonies to crops before or after flowering has begun. Journal of Economic Entomology, 53, 564–6.
   Google Scholar
• Hoopingarner, R. A. and Waller, G. D. (1993). Crop pollination. In: The hive and the honeybee. (Graham, J. M., Ed.) Dadant and Sons, Carthage, Illinois, USA, 1044–80.
   Google Scholar
• ISH-AM, G. and Eisikowitch, D. (1998). Mobility of honey bees (Apidae, Apis mellifera L.) during foraging in avocado orchards. Apidologie, 29, 209–19.
   Google Scholar
• KUHN, E. D. and Ambrose, T. (1982). Foraging behaviour of honey bees on ‘Golden Delicious’ and ‘Delicious’ apple. Journal of the American Society for Horticultural Science, 107, 391–5.
   Google Scholar
• MAYER, D. F. (1984). Behaviour of pollinators on Malus. 5th International Pollination Symposium, Versailles, 387–90.
   Google Scholar
• MAYER, D. F. (1994). Sequential introduction of honey bee colonies for pear pollination. Acta Horticulturae, 367, 267–9.
   Google Scholar
• MAYER, D. F., Johansen, C. A. and Lunden, J. D. (1986). Pollination of tree fruits. Washington State University PNW Cooperative Extension Bulletin. No 02820.
   Google Scholar
• ROBERTS, R. H. (1945). Blossom structure and setting of ‘Delicious’ and other apple varieties. Proceedings of the American Society for Horticultural Science, 46, 87–90.
   Google Scholar
• ROBINSON, W. S. (1979). Effect of apple cultivar on foraging behaviour and pollen transfer by honey bees. Journal of the American Society for Horticultural Science, 104, 596–8.
   Google Scholar
• ROBINSON, W. S. and Fell, R. D. (1981). Effect of honey bee foraging behaviours on ‘Delicious’ apple set. HortScience, 16, 326–8.
   Google Scholar
• VITHANAGE, H. I. N. V. (1990). The role of European honeybee (Apis mellifera L.) in avocado pollination. Journal of Horticultural Science, 65, 81–6.
   Google Scholar
• WESTWOOD, N. M. (1993). Temperate zone pomology: Physiology and culture. 3rd ed. Timber Press, Portland, Oregon, USA.
   Google Scholar
• WILLIAMS, R. R. and Smith, B. D. (1967). Pollination studies in fruit trees. VII. Observation on factors in¯uencing the effective distance of pollinator trees in 1966. Reports of Agricultural and Horticultural Research Station, University of Bristol, 126–34.
   Google Scholar
• ZOHARY, M. (1962). Plant life of Palestine. The Ronald Press, New York, NY, USA.
   Google Scholar