NOSEMA DISEASE IN PACKAGE HONEYBEES, QUEENS AND ATTENDANT WORKERS SHIPPED TO WESTERN CANADA
S. C. JAY AND D. DIXON
Over a 6-year period package honeybees, queens and attendant workers in queen cages were examined for Nosema on arrival in western Canada from the United States. Depending on the year of sampling, Nosema was. found in 26% to 53% of the packages, 0'5% to 18% of the queens, and 31% to 67% of the attendant workers. The incidence of Nosema was also examined in relation to the State of origin in USA and the arrival date in Canada.