Anterior alimentary canal of the pear Ps
โ
Diane E. Ullman; Donald L. McLean
๐
Article
๐
1986
๐
John Wiley and Sons
๐
English
โ 847 KB
Scanning and light microscopy investigations of the anterior alimentary canal of the pear psylla, Psylla pyricola Foerster (Homoptera: Psyllidae), revealed the morphology of the labium and stylets, as well as the presence of sensory structures and a valve in the precibarium. The labium consists of t