00000nam 2200000za 4500 9.858462 CaOODSP 20221107160013 cr ||||||||||| 180703s1987 abco||| o f000 0 eng d 0-662-15161-5 CaOODSP eng n-cnp Fo29-2/42-1987E-PDF Fo29-2/42-1987E Common insects attacking poplar stooling beds in the prairie provinces [electronic resource] / [F.J. Emond, H.R. Wong]. Edmonton : Northern Forestry Centre, c1987. 4 p. : photos. Forest management note ; 42 Caption title. Digitized edition from print. "The infestation of poplar stooling beds by the willow shoot sawfly, the cottonwood crown borer, and the cottonwood leaf beetle have greatly reduced the availability of cuttings for distribution. The purpose of this report is to describe these insects so that nursery personnel can recognize these pests, to describe the life histories of these insects and the damage they cause, and to indicate current methods of control"--P. [1]. gccst Forest management Emond, F. J. Wong, H. R. (Horne Richard), 1923- Northern Forestry Centre (Canada) Canadian Forestry Service. Canada. Natural Resources Canada. Canadian Forest Service. Forest management note ; 42 (CaOODSP)9.845990 PDF 414 KB https://publications.gc.ca/collections/collection_2018/rncan-nrcan/Fo29-2/Fo29-2-42-1987-eng.pdf