00000nam 2200000za 4500 9.863384 CaOODSP 20221107161250 cr ||||||||||| 181017s2018 onc #ot f000 0 eng 9780660281841 CaOODSP eng n-cn--- Fo123-1/117E-PDF Use of ultraviolet light to assess hemlock woolly adelgid populations [electronic resource]. Sault Ste. Marie : Great Lakes Forestry Centre, c2018. 4 p. : figures. Frontline, forestry research applications. Technical note, 1717-6980 ; No. 117 Issued also in French under title: Utilisation du rayonnement ultraviolet pour évaluer des populations du puceron lanigère de la pruche. Caption title. Includes bibliographical references. Issued also in print. gccst Pests gccst Insects Canada. Natural Resources Canada. Canadian Forest Service. Utilisation du rayonnement ultraviolet pour évaluer des populations du puceron lanigère de la pruche (CaOODSP)9.863386 Use of ultraviolet light to assess hemlock woolly adelgid populations / (CaOODSP)9.863385 Frontline, forestry research applications. Technical note, 1717-6980 ; No. 117 (CaOODSP)9.504873 PDF 1.43 MB https://publications.gc.ca/collections/collection_2018/rncan-nrcan/Fo123-1-117-eng.pdf