00000nam##2200000za#4500 9.651154 CaOODSP 20210929082800 ta 150407|2008||||xxc||||| f|0| 0 eng|d CaOODSP eng n-cn--- Fo104-1/2008E Canada. Natural Resources Canada. Canadian Forest Service. Christmas tree insects and diseases : a field guide / Issued by the Atlantic Forestry Centre. Fredericton - Connecticut : Natural Resources Canada. c2008. 17p. photographs Incorrect catalogue number (Fo104-1/2008) and ISBN (978-0-662-05492-4) printed in this publication. This field guide describes insects and diseases of balsam fir and spruce trees, which are often used as Christmas trees. It highlights pest insects, including balsam fir sawfly, balsam twig aphid, and spruce budworm, and beneficial insects such as red-eyed bee, tachinid fly, and stink beetle. Diseases covered include needle rusts of balsam fir and yellow witches broom. The guide outlines seasonal history, damage, detection and monitoring, and control for each item. Spiral binding 08-13 2008-03-28 Insects gcpds Plant diseases gcpds Insectes et maladies s'attaquant a l'arbre de Noël : (CaOODSP)9.684199