Scientific articles Preliminary observations on possible pathogen spill-over from Apis mellifera to Apis cerana Posted on 14 February, 202014 February, 2020 by admin Warning: Trying to access array offset on false in /home/www/trungtamong.vnua.edu.vn/wp-content/themes/flatsome/inc/shortcodes/share_follow.php on line 29 admin Comparative virulence and competition between Nosema apis and Nosema ceranae in honey (Apis mellifera) Mixed infection of Nosema apis and Nosema ceranae decreases survival of caged honey bees