33 results on '"Berthiaume, Richard"'
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2. Differential Advances in Budburst Timing Among Black Spruce, White Spruce and Balsam Fir Across Canada
3. Accuracy of Defoliation Estimates from Aerial and Ground Surveys in a Boreal Forest during an Outbreak of the Hemlock Looper, Lambdina fiscellaria (Guenée)
4. The spruce budworm, a potential threat for Norway spruce in eastern Canada?
5. Host Tree Species Affects Spruce Budworm Winter Survival
6. Early responses of bark and wood boring beetles to an outbreak of the hemlock looperLambdina fiscellaria(Guenée) (Lepidoptera: Geometridae) in a boreal balsam fir forest of North America
7. Comparing the efficacy of various aerial spraying scenarios using Bacillus thuringiensis to protect trees from spruce budworm defoliation
8. Vertical distribution of three longhorned beetle species (Coleoptera: Cerambycidae) in burned trees of the boreal forest
9. Seasonal natural history of aphidophagous Syrphidae (Diptera) attacking the balsam twig aphid in balsam fir (Pinaceae) Christmas tree plantations
10. Short-term influence of partial cutting on hemlock looper (Lepidoptera: Geometridae) parasitism
11. Effect of simulated fall heat waves on cold hardiness and winter survival of hemlock looper, Lambdina fiscellaria (Lepidoptera: Geometridae)
12. Influence of Partial Cutting on Parasitism of Endemic Spruce Budworm (Lepidoptera: Tortricidae) Populations
13. Effects of seasonal variation in host quality and availability on parasitism by the egg parasitoidTelenomus coloradensis
14. Effect of Temperature and Tree Species on Damage Progression Caused by Whitespotted Sawyer (Coleoptera: Cerambycidae) Larvae in Recently Burned Logs
15. Host Tree Species and Burn Treatment as Determinants of Preference and Suitability forMonochamus scutellatus scutellatus(Coleoptera: Cerambycidae)
16. Seasonal Ecology and Thermal Constraints of Telenomus spp. (Hymenoptera: Scelionidae), Egg Parasitoids of the Hemlock Looper (Lepidoptera: Geometridae)
17. Effect of temperature and host tree on cold hardiness of hemlock looper eggs along a latitudinal gradient
18. Density-dependent and density-independent responses of three species of Telenomus parasitoids of hemlock looper eggs
19. Influence of balsam fir (Abies balsamea) budburst phenology on hemlock looper (Lambdina fiscellaria)
20. Seasonal parasitism of hemlock looper (Lepidoptera: Geometridae) eggs in eastern Canada
21. Wood losses and economical threshold of Btk aerial spray operation against spruce budworm
22. Daily oviposition pattern of Lambdina fiscellaria (Lepidoptera: Geometridae) under laboratory conditions
23. Developmental Polymorphism in a Newfoundland Population of the Hemlock Looper, Lambdina fiscellaria (Lepidoptera: Geometridae)
24. Developmental Polymorphism in a Newfoundland Population of the Hemlock Looper,Lambdina fiscellaria(Lepidoptera: Geometridae)
25. Comparative Use of Mindarus abietinus (Homoptera: Aphididae) by Two Coccinellids (Coleoptera: Coccinellidae), the Native Anatis mali and the Exotic Harmonia axyridis, in a Christmas Tree Plantation
26. Comparative Use of Mindarus abietinus (Homoptera: Aphididae) by Two Coccinellids (Coleoptera: Coccinellidae), the Native Anatis mali and the Exotic Harmonia axyridis, in a Christmas Tree Plantation
27. Polyurethane foam strips to estimate parasitism of hemlock looper (Lepidoptera: Geometridae) eggs by Telenomus spp. (Hymenoptera: Scelionidae)
28. A new standard pupation shelter for sampling pupae and estimating mortality of the hemlock looper (Lepidoptera: Geometridae)
29. Impact de la température et de la durée d’exposition au froid sur la survie des adultes de la coccinelle asiatique, Harmoniaaxyridis (Pallas)
30. Effects of food nutritive quality and Bacillus thuringiensis onfeeding behaviour, food utilization and larval growth of spruce budworm Choristoneura fumiferana (Clem.) when exposed as fourth- and sixth-instar larvae
31. Podabrus rugosulus (Coleoptera: Cantharidae), an opportunist predator of Mindarus abietinus (Hemiptera: Aphididae) in Christmas tree plantations
32. Population Collapses in a Forecasted Outbreak ofLambdina fiscellaria(Lepidoptera: Geometridae) Caused by Spring Egg Parasitism byTelenomusspp. (Hymenoptera: Scelionidae)
33. Exergetic evaluation of the renewability of a biofuel
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