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In situ forcing of pollen maturation in Jack pine and Japanese larch male cones

by Audrey Verreault | 16 June 2020

Published in New Forests 9: 261-272 Paper bags equipped with a polyethylene window were placed on branchlets 6 and 9 weeks before the time of pollen dispersal of Japanese larch and Jack pine, respectively. This technique produced a localized greenhouse effect around...

The role of a pollen bank in the Tree Genetic Improvement Program in Québec (Canada)

by Audrey Verreault | 12 June 2020

Published in Grana 34: 367-370 ln Québec, 83 first-generation seed orchards destined to produce seeds from genetically improved trees have been established since 1973. Consequently, the Tree Genetic Improvement Program uses a very large quantity of pollen in order to...

Temperature-dependent measurement errors in time domain reflectometry determinations of soil water

by Marie-Claude Boileau | 12 June 2020

Published in Soil Science Society of America Journal 59(1): 38-43 With the recent development of improved time domain reflectometry (TDR) probe design, measurement systems, and calibration procedures, it is now possible to detect and quantify the effect of temperature...

The effect of advance regeneration height on future yield of black spruce stands

by Marie-Claude Boileau | 12 June 2020

Published in Canadian Journal of Forestry Research 25: 536-544 The advance regeneration often present following clear-cutting in black spruce (Picea mariana (Mill.) B.S.P.) stands is generally composed of individuals of various heights. This initial height difference...

Rearing technique for Dioryctria abietivorella (Lepidoptera: Pyralidae)

by Audrey Verreault | 12 June 2020

Published in Journal of Economic Entomology 88(3): 640-643 A method was developed for rearing Dioryctria abietivorella (Grote) under aseptic artificial conditions. Larvae fed with artificial diet completed their development from first instar to pupae with a survival...
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