Barrett, Clifford Francis2012-08-152012-08-151962http://hdl.handle.net/1993/8268xi, 118 leaves :engLife history and habits of Pachygonatopus minimus Fenton and Tomosvaryella sylvatica Meig., parasites of the six-spotted leafhopper Macrosteles fascifrons (Stal) in Manitobamaster thesis