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Publications by J.R. Blais

106 records.

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The effects of defoliation by the larch casebearer on the radial growth of tamarack
Benoit, P.; Blais, J.R.
Year: 1988    Catalog ID: 14336
Available from: Laurentian Forestry Centre
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Vérification de la qualité des travaux de contrôle du chancre scléroderrien en plantation
Laflamme, G.; Blais, J.R.
Year: 1988    Catalog ID: 14639
Available from: Laurentian Forestry Centre
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Epidemiology of the spruce budworm in western Ontario: a discussion
Blais, J.R.
Year: 1985    Catalog ID: 14357
Available from: Laurentian Forestry Centre
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Impact of the spruce budworm on balsam fir and white spruce in the Laurentian Reserve, Quebec: an interim report
Blais, J.R.
Year: 1985    Catalog ID: 14358
Available from: Laurentian Forestry Centre
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Répercussion des invasions de la tordeuse des bourgeons de l'épinette sur le sapin baumier et l'épinette blanche dans la réserve des Laurentides (Rapport d'étape).
Blais, J.R.
Year: 1985    Catalog ID: 14359
Available from: Laurentian Forestry Centre
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The eastern spruce budworm and the forest
Blais, J.R.
Year: 1985    Catalog ID: 14360
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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The ecology of the eastern spruce budworm : a review and discussion
Blais, J.R.
Year: 1985    Catalog ID: 14361
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Effet de la défeuillaison par le porte-case du mélèze sur la croissance radiale du mélèze laricin (résumé).
Benoit, P.; Blais, J.R.
Year: 1984    Catalog ID: 14331
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Pertes de bois causées par le dendroctone du mélèze (résumé).
Benoit, P.; Blais, J.R.
Year: 1984    Catalog ID: 14332
Available from: Laurentian Forestry Centre
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Réflexions sur l'épidémiologie de la tordeuse des bourgeons de l'épinette (Choristoneura fumiferana (Clem.)) suite à 40 années d'études
Blais, J.R.
Year: 1984    Catalog ID: 14356
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Les forêts de la Côte Nord au Québec sont-elles sujettes aux déprédations par la tordeuse?
Blais, J.R.
Year: 1983    Catalog ID: 14352
Available from: Laurentian Forestry Centre
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Où en sommes-nous avec la tordeuse?
Blais, J.R.
Year: 1983    Catalog ID: 14353
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Trends in the frequency, extent, and severity of spruce budworm outbreaks in eastern Canada
Blais, J.R.
Year: 1983    Catalog ID: 14354
Available from: Laurentian Forestry Centre
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Predicting tree mortality induced by spruce budworm: a discussion
Blais, J.R.
Year: 1983    Catalog ID: 14355
Available from: Laurentian Forestry Centre
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Effets des gelées printanières tardives en 1980 sur la tordeuse des bourgeons de l'épinette et ses arbres hôtes dans le parc des Laurentides au Québec
Blais, J.R.
Year: 1982    Catalog ID: 14351
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Rating vulnerability of balsam fir to spruce budworm attack in Quebec
Blais, J.R.; Archambault, L.
Year: 1982    Catalog ID: 14366
Available from: Laurentian Forestry Centre
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Vulnérabilité du sapin baumier aux attaques de la tordeuse des bourgeons de l'épinette au Québec
Blais, J.R.; Archambault, L.
Year: 1982    Catalog ID: 14369
Available from: Laurentian Forestry Centre
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Effects of late spring frosts in 1980 on spruce budworm and its host trees in the Laurentian Park Region of Quebec
Blais, J.R.
Year: 1981    Catalog ID: 14348
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Mortality of balsam fir and white spruce following a spruce budworm outbreak in the Ottawa River watershed in Quebec
Blais, J.R.
Year: 1981    Catalog ID: 14349
Available from: Laurentian Forestry Centre
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Recurrence of spruce budworm outbreaks for two hundred years in Western Quebec
Blais, J.R.
Year: 1981    Catalog ID: 14350
Available from: Laurentian Forestry Centre
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Comparison of early and late timing of spray applications for control of spruce budworm in Quebec
Blais, J.R.; DeBoo, R.F.; Auger, M.
Year: 1981    Catalog ID: 14363
Available from: Laurentian Forestry Centre
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Comparaison des populations hivernantes et des populations émergées (PLC L2) de la tordeuse des bourgeons de l'épinette dans la région du Bas-Saint-Laurent au Québec, 1978
Blais, J.R.
Year: 1980    Catalog ID: 14340
Available from: Laurentian Forestry Centre
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Condition du sapin et de l'épinette blanche dans la région du parc des Laurentides en 1979 face à l'épidémie de la tordeuse, et prévisions des pertes
Blais, J.R.
Year: 1980    Catalog ID: 14342
Available from: Laurentian Forestry Centre
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Population trends of the spruce budworm and characteristics of outbreaks
Blais, J.R.
Year: 1980    Catalog ID: 14343
Available from: Laurentian Forestry Centre
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History of spruce budworm outbreaks in eastern North America with special reference to Newfoundland
Blais, J.R.; Kettela, E.G.; Moody, B.H.
Year: 1980    Catalog ID: 14362
Available from: Laurentian Forestry Centre
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Relative toxicity of aminocarb to wandering and mining second-instar larvae of the spruce budworm
DeBoo, R.F.; Blais, J.R.
Year: 1980    Catalog ID: 14522
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Rate of defoliation of balsam fir in relation to spruce budworm attack and timing of spray application
Blais, J.R.
Year: 1979    Catalog ID: 16255
Available from: Laurentian Forestry Centre
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Timing of insecticide application against spruce budworm in relation to larval development and progressive damage to balsam fir
Blais, J.R.
Year: 1977    Catalog ID: 16264
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Application d'insecticides contre la tordeuse des bourgeons de l'épinette (Choristoneura fumiferana (Clem.)) en relation avec le développement larvaire et les dégâts progressifs au feuillage du sapin (Abies balsamea (L.) Mill)
Blais, J.R.
Year: 1977    Catalog ID: 16301
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Colloque sur la tordeuse des bourgeons de l'épinette : historique de la lutte contre la tordeuse
Blais, J.R.
Year: 1977    Catalog ID: 16302
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Comparative appraisal of insecticidal operations against spruce budworm in Quebec during two outbreaks
Blais, J.R.
Year: 1977    Catalog ID: 16303
Available from: Laurentian Forestry Centre
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Effects of aerial application of chemical insecticides on spruce budworm parasites
Blais, J.R.
Year: 1977    Catalog ID: 16304
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Timing of insecticide application against spruce budworm (Choristoneura fumiferana (Clem.)) in relation to larval development and progressive damage to foliage of balsam fir (Abies balsamea (L.) Mill.)
Blais, J.R.
Year: 1977    Catalog ID: 16305
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Can Bacillus thuringiensis replace chemical insecticides in the control of spruce budworm
Blais, J.R.
Year: 1976    Catalog ID: 14950
Available from: Laurentian Forestry Centre
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Preliminary observations on the vulnerability defoliation in Western Quebec
Blais, J.R.
Year: 1976    Catalog ID: 14951
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Méthodes de laboratoire pour élever la Livrée des forêts
Blais, J.R.
Year: 1976    Catalog ID: 16300
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Situation actuelle de la lutte biologique contre la tordeuse des bourgeons de l'épinette
Blais, J.R.
Year: 1975    Catalog ID: 14949
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Aerial control operations against the spruce budworm in Quebec
Blais, J.R.; Benoit, P.; Martineau, R.
Year: 1975    Catalog ID: 14961
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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The policy of keeping trees alive via spray operations may hasten the recurrence of spruce budworm outbreaks
Blais, J.R.
Year: 1974    Catalog ID: 14948
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Control of spruce budworm : current and future strategies
Blais, J.R.
Year: 1973    Catalog ID: 14946
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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La tordeuse qui est-elle?
Blais, J.R.
Year: 1973    Catalog ID: 14947
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Regional variation in susceptibility of eastern North American forests to budworm attack based on history of outbreaks
Blais, J.R.
Year: 1968    Catalog ID: 14943
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Revue des principaux travaux conduits par le Laboratoire de Recherches forestières du Gouvernement du Canada
Blais, J.R.
Year: 1968    Catalog ID: 14944
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Influence of temperature and moisture on the survival of cocoons, and on adult emergence of Bucculatrix canadensisella
Blais, J.R.; Pilon, J.G.
Year: 1968    Catalog ID: 14945
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Discovery of the balsam woolly aphid, Adelges piceae (Ratz.), on the Magdalen Islands
Blais, J.R.
Year: 1965    Catalog ID: 14939
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Parasite studies in two residual spruce budworm (Choristoneura fumiferana (Clem.)) outbreaks in Quebec
Blais, J.R.
Year: 1965    Catalog ID: 14940
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm outbreaks in the past three centuries in the Laurentide Park, Quebec
Blais, J.R.
Year: 1965    Catalog ID: 14941
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Further evidence of a relationship between spruce budworm and evening grosbeak populations
Blais, J.R.; Price, P.W.
Year: 1965    Catalog ID: 14942
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Account of a recent spruce budworm outbreak in the Laurentide Park region of Quebec and measures for reducing damage in future outbreaks
Blais, J.R.
Year: 1964    Catalog ID: 14935
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Histoire des invasions passées de la tordeuse des bourgeons de l'épinette
Blais, J.R.
Year: 1964    Catalog ID: 14936
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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History of spruce budworm outbreaks in southeastern Quebec and northern Maine
Blais, J.R.
Year: 1964    Catalog ID: 14937
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Interaction of evening grosbeak (Hesperiphona vespertina) and spruce budworm (Choristoneura fumiferana (Clem.)) in a localized budworm outbreak treated with DDT in Quebec
Blais, J.R.; Parks, G.H.
Year: 1964    Catalog ID: 14938
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Control of a spruce budworm outbreak in Quebec through aerial spraying operations
Blais, J.R.
Year: 1963    Catalog ID: 14933
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Results of three years of spraying operations against the spruce budworm in the Lower St. Lawrence region
Blais, J.R.
Year: 1963    Catalog ID: 14934
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Aerial spraying against spruce budworm in the Lower St. Lawrence in 1961
Blais, J.R.
Year: 1962    Catalog ID: 14929
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Collection and analysis of radial growth data from trees for evidence of past spruce budworm outbreaks
Blais, J.R.
Year: 1962    Catalog ID: 14930
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Pulvérisation aérienne effectuée en 1961 dans le Bas Saint-Laurent contre la tordeuse des bourgeons de l'épinette
Blais, J.R.
Year: 1962    Catalog ID: 14931
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Report on the spruce budworm situation in the Lower St. Lawrence region and on aerial spraying operations in 1962
Blais, J.R.
Year: 1962    Catalog ID: 14932
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Aerial application of insecticides and the suppression of incipient spruce budworm outbreaks
Blais, J.R.
Year: 1961    Catalog ID: 14920
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Aerial spraying against spruce budworm in the Lower St. Lawrence in 1961 and prospects for 1962
Blais, J.R.
Year: 1961    Catalog ID: 14921
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Arrosages aériens pour combattre la tordeuse des bourgeons de l'épinette dans la région du Bas St-Laurent en 1961 et prévisions pour 1962
Blais, J.R.
Year: 1961    Catalog ID: 14922
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Comportement de la récente invasion de la tordeuse des bourgeons de l'épinette en Gaspésis et essai de la lutte au moyen de pulvérisations aériennes
Blais, J.R.
Year: 1961    Catalog ID: 14923
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Notes on the biology of Griselda radicana (Wlshm.) (Lepidoptera : Olethreutidae)
Blais, J.R.
Year: 1961    Catalog ID: 14924
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Présence d'insectes défoliateurs sur l'épinette des champs dans le Québec
Blais, J.R.
Year: 1961    Catalog ID: 14925
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm outbreaks in the Lower St. Lawrence and Gaspé regions
Blais, J.R.
Year: 1961    Catalog ID: 14926
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Weather and outbreaks of the spruce budworm in the province of Quebec from 1939 to 1956
Blais, J.R.; Pilon, J.G.
Year: 1961    Catalog ID: 14927
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Defoliating insects on field spruce in Quebec
McLeod, J.M.; Blais, J.R.
Year: 1961    Catalog ID: 15563
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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A cartographic history of spruce budworm outbreaks and aerial forest spraying in the Atlantic region of North America, 1949-1959
Webb, F.E.; Blais, J.R.; Nash, R.W.
Year: 1961    Catalog ID: 7615
Available from: Atlantic Forestry Centre
CFS Availability: Print (free)
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Épidémis résiduelle de la tordeuse des bourgeons de l'épinette et pulvérisations aériennes dans la région du Bas St-Laurent en 1960
Blais, J.R.
Year: 1960    Catalog ID: 14914
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Observations on Rhabdophaga swainei Felt in the Gaspé Peninsula
Blais, J.R.
Year: 1960    Catalog ID: 14915
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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A residual spruce budworm outbreak and aerial spraying operations in the Lower St. Lawrence in 1960
Blais, J.R.
Year: 1960    Catalog ID: 14917
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm parasite investigations in the Lower St. Lawrence and Gaspé region of Quebec
Blais, J.R.
Year: 1960    Catalog ID: 14918
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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A recent spruce budworm outbreak in the Lower St. Lawrence and Gaspé Peninsula with reference to aerial spraying operations
Blais, J.R.; Martineau, R.
Year: 1960    Catalog ID: 14919
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Incidence of overwintering parasites in post-outbreak populations of the spruce budworm in Gaspé
Blais, J.R.
Year: 1959    Catalog ID: 14910
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm outbreaks and the climax of the boreal forest in eastern North America
Blais, J.R.
Year: 1959    Catalog ID: 14911
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm parasite studies in northwest Ontario
Blais, J.R.; McGugan, B.M.
Year: 1959    Catalog ID: 14912
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Status of the spruce budworm in the Lower St. Lawrence and Gaspé Peninsula at the end of 1958 with special reference to spraying operations
Blais, J.R.; Martineau, R.
Year: 1959    Catalog ID: 14913
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Effects of defoliation by spruce budworm (Choristoneura fumiferana Clem.) in radial growth at breast height of balsam fir (Abies balsamea (L.) Mill.) and white spruce (Picea glauca (Moench) Voss)
Blais, J.R.
Year: 1958    Catalog ID: 14903
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Effects of spring and summer temperatures on spruce budworm populations (Choristoneura fumiferana Clem.) in the Gaspé Peninsula
Blais, J.R.
Year: 1958    Catalog ID: 14904
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Situation de la tordeuse des bourgeons de l'épinette dans le Bas Saint-Laurent et la Gaspésie, et résultats des vaporisations aériennes--1957
Blais, J.R.
Year: 1958    Catalog ID: 14905
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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The spruce budworm situation in the Lower St. Lawrence and Gaspé at the end of 1957 with special reference to spraying operations
Blais, J.R.
Year: 1958    Catalog ID: 14906
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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The vulnerability of balsam fir to spruce budworm attack in Northern Ontario with special reference to the physiological age of the tree
Blais, J.R.
Year: 1958    Catalog ID: 14907
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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État de l'invasion de la tordeuse des bourgeons de l'épinette dans les régions du Bas St-Laurent et de la péninsule de la Gaspésie à la fin de 1958 et résultats des opérations d'arrosages aériens
Blais, J.R.; Martineau, R.
Year: 1958    Catalog ID: 14908
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Status of the spruce budworm in the Lower St. Lawrence and Gaspé Peninsula at the end of 1958 with special reference to spraying operations
Blais, J.R.; Martineau, R.
Year: 1958    Catalog ID: 14909
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Investigations of parasites in spruce budworm populations in the Lower St. Lawrence and Gaspé 1957
Blais, J.R.
Year: 1957    Catalog ID: 14897
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Some relationships of the spruce budworm Choristoneura fumiferana (Clem.) to black spruce, Picea mariana (Moench) Voss
Blais, J.R.
Year: 1957    Catalog ID: 14898
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm development in the Gaspé Peninsula in 1956.
Blais, J.R.
Year: 1957    Catalog ID: 14899
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)
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Aerial spraying against spruce budworm in Quebec 1956.
Blais, J.R.; Martineau, R.
Year: 1957    Catalog ID: 14900
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)
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Report on aerial spraying against the spruce budworm in 1957 in the Lower St. Lawrence and Gaspé Peninsula and status of the infestation at the end of 1957
Blais, J.R.; Martineau, R.
Year: 1957    Catalog ID: 14901
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Investigations of parasites in the spruce budworm populations in the Lower St. Lawrence and Gaspé 1956
Blais, J.R.; Pilon, J.G.
Year: 1957    Catalog ID: 14902
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Investigations of parasites in spruce budworm populations in the Lac Seul infestation of northwestern Ontario.
Blais, J.R.
Year: 1956    Catalog ID: 34420
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download)
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Aerial spraying against the spruce budworm in Quebec 1955.
Blais, J.R.
Year: 1956    Catalog ID: 14892
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)
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Preliminary report on the aerial spraying against the spruce budworm in 1955 in the Lower St. Lawrence and Gaspé Peninsula, and status of the infestation at the end of 1955
Blais, J.R.; Daviault, L.; Martineau, R.
Year: 1956    Catalog ID: 14893
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Rapport sommaire des travaux conduits sur la tordeuse des bourgeons de l'épinette dans la Gaspésie en 1955
Blais, J.R.; Martineau, R.
Year: 1956    Catalog ID: 14894
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Report on aerial sprying against the spruce budworm in 1956 in the Lower St. Lawrence and Gaspé Pininsula and status of the infestation at the end of 1956
Blais, J.R.; Martineau, R.
Year: 1956    Catalog ID: 14895
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Spruce budworm defoliation and eggmass survey in Lower St. Lawrence and Gaspé Peninsula 1955
Blais, J.R.; Martineau, R.
Year: 1956    Catalog ID: 14896
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)
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Investigations of parasites in the spruce budworm populations in the Lower St. Lawrence and Gaspé, 1955
Blais, J.R.
Year: 1955    Catalog ID: 14890
Available from: Laurentian Forestry Centre
CFS Availability: Not available through the CFS (click for more information).
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Effects of weather on the forest tent caterpillar Malacosoma disstria Hbn., in Central Canada in the spring of 1953.
Blais, J.R.; Prentice, R.M.; Sippell, W.L.; Wallace, D.R.
Year: 1955    Catalog ID: 14891
Available from: Great Lakes Forestry Centre
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Investigations of parasites in spruce budworm populations in the Lac Seul infestation of northwestern Ontario.
Blais, J.R.
Year: 1954    Catalog ID: 34415
Available from: Great Lakes Forestry Centre
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The recurrence of spruce budworm infestations in the past century in the Lac Seul area of northwest Ontario.
Blais, J.R.
Year: 1954    Catalog ID: 14888
Available from: Great Lakes Forestry Centre
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A relation between April and May temperatures and spruce budworm larval emergence.
Blais, J.R.; Rose, A.H.
Year: 1954    Catalog ID: 14889
Available from: Great Lakes Forestry Centre
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Borer control in balsam fir, spruce, and jack pine logs
Blais, J.R.
Year: 1953    Catalog ID: 14886
Available from: Great Lakes Forestry Centre
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Effects of the destruction of the current year's foliage of balsam fir on the fecundity and habits of flight of the spruce budworm.
Blais, J.R.
Year: 1953    Catalog ID: 14887
Available from: Great Lakes Forestry Centre
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Borer control in jack pine and spruce logs.
Blais, J.R.
Year: 1952    Catalog ID: 14884
Available from: Great Lakes Forestry Centre
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The relationship of the spruce budworm (Choristoneura fumiferana (Clem.)) to the flowering condition of balsam fir (Abies balsamea (L.) Mill.)
Blais, J.R.
Year: 1952    Catalog ID: 14885
Available from: Great Lakes Forestry Centre
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The spruce budworm in relation to the flowering condition of the host tree.
Blais, J.R.
Year: 1948    Catalog ID: 14883
Available from: Great Lakes Forestry Centre
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This may not be a complete list of the author's publications. This list provides the author's publications since he or she joined, or worked in cooperation with, the CFS. When available, another link is provided for periods of work elsewhere.