Chapter 20. T. A. Gochnauer. 1981. The impact of infectious diseases on the productivity of the honeybee colony. Pages 411-422. In: David Pimentel (editor). CRC Handbook of Pest Management in Agriculture. Volume 2, Boca Raton, Florida: CRC Press, 501 pages.

Keywords: honeybee, productivity, methods of estimating honey production, beeswax production, production of bee-colony pollen, estimation of pollinating activity of honeybees, geographic variations in productivity, experimental methods in assessing activity and productivity, population assessment, dead-bee traps, hardware mesh bottom screens, some effects of colony size and numbers on activity and production, impact of pesticide usage and of diseases on colony numbers, reduction of honey production by bacterial infection, impact of European foulbrood disease on productivity, impact of Nosema disease on productivity, impact of viral infections, sacbrood disease, fungal diseases of bees, chalkbrood disease, stonebrood disease of honeybee larvae, other honeybee pathogens in the environment, potential effects of miscellaneous pathogens on honey bees, effect of miscellaneous contaminants on bees, some interpretations