Jeff Pettis Bees that Survive Varroa
51:53
Reading a Hive - Kirsten Traynor
32:00
Jeff Pettis Global beekeeping
39:30
Dr. John Harbo, Measuring and Retaining VSH for ALL BEEKEEPERS
47:14
Queen Rearing: A comparison of queen rearing techniques Kirsten Traynor
58:42
Dan Etheridge The Tropilaelaps mite
58:30
Concepts in varroa management Randy Oliver
1:09:55
Seeley, Lives of Bees
1:32:47