00000nam##2200000za#4500 9.620079 CaOODSP 20210929082758 ta 150406|2011||||xxc||||| f|0| 0 eng|d 978-1-100-18378-7 0830-0453 CaOODSP eng n-cn--- Fo143-2/430E Canada. Natural Resources Canada. Canadian Forest Service. Development and survival of the spruce beetle, Dendroctonus rufipennis, in stumps and windthrow / [by] L. Safranyik. Victoria - British Columbia : Natural Resources Canada. vi, 21p. : graphs, references, tables ; 28 cm. Information report [BC-X-series] 0830-0453 BC-X-430 Incorrect catalogue number (Fo143-2/425E) printed in this publication. Data from a 7-year field study was analysed with respect to the effects of spruce windthrow, stumps, and other logging residue on variation in the following factors of spruce beetle populations: adult emergence, adult size and sex ratio, brood development, and brood survival. The mean date of emergence varied from the end of May to mid-June and the length of the emergence period varied from 26 to 57 days. (Résumé en français.) Softcover 11-25 2011-06-24 Safranyik, L. Development and survival of the spruce beetle, Dendroctonus rufipennis, in stumps and windthrow (CaOODSP)9.569492 Information report (Pacific Forestry Centre) 0830-0453 BC-X-430 (CaOODSP)9.515248