Search - Bibliographical review of Pachypappa tremulae (L.): a root aphid of conifer seedlings in containers

Bibliographical review of Pachypappa tremulae (L.): a root aphid of conifer seedlings in containers
Bibliographical review of Pachypappa tremulae a root aphid of conifer seedlings in containers - L.
Author: R. Lavallee
This aphid is the primary host of Aspen. Part of its life cycle takes part on an alternate host . This describes its biological history . Includes 8 B+W and color photos.
ISBN: 226546
Publication Date: 1987
Pages: 16
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Publisher: Canadian forestry service
Book Type: Paperback
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