Department of Entomology, Dr Yashwant Singh Parmar University of Horticulture and Forestry, Nauni, Solan-173 230, Himachal Pradesh, India
*Corresponding author's E-mail: kiranuhf@gmail.com
Online published on 16 July, 2018.
Spring collected bumble bee queens were reared under laboratory condition at 27 ± 1°C temperature and 65–70% relative humidity and by continuously feeding the measured quantity of sucrose solution (50%) and fresh pollen pellets collected by honeybees. The average duration for wax secretion was 14.27 ± 1.99 days, whereas average development time from egg to adult in workers of B. haemorrhoidalis was observed to be 24 ± 1.1 days. Queen consumed 1.77 ml sucrose and 0.78 g pollen daily.
Bumble bee, B. haemorrhoidalis, rearing, food consumption
