Canadian Forest Service Publications
Publications by B.V. Helson
56 records.
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Foliar residue dynamics of azadirachtins following direct stem injection into white and green ash trees for control of emerald ash bore.
Grimalt, S.; Thompson, D.G.; Chartrand, D.T.; McFarlane, J.W.; Helson, B.V.; Lyons, D.B.; Meating, J.H.; Scarr, T.A.
Year: 2011
Catalog ID: 32467
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)Available from the Journal's Web site.
DOI: 10.1002/ps.2183 -
Azadirachtin: an effective systemic insecticide for control of Agrilus planipennis (Coleoptera: Buprestidae).
McKenzie, N.; Helson, B.V.; Thompson, D.G.; Otis, G.; McFarlane, J.W.; Buscarini, T.M.; Meating, J.H.
Year: 2010
Catalog ID: 31706
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)Available from the Journal's Web site.
DOI: 10.1603/EC09305 -
Efficacy of Piper nigrum (Piperaceae) extract for control of insect defoliators of forest and ornamental trees.
Scott, I.; Helson, B.V.; Strunz, G.M.; Finlay, H.; Sanchez-Vindas, P.; Lyons, D.B.; Poveda, L.; Philogène, B.J.R.; Arnason, J.T.
Year: 2007
Catalog ID: 28828
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Effects of azadirachtin-based insecticides on the egg parasitoid Trichogramma minutum (Hymenoptera: Trichogrammatidae).
Lyons, D.B.; Helson, B.V.; Bourchier, R.S.; Jones, G.C.; McFarlane, J.W.
Year: 2003
Catalog ID: 23865
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Deposition of azadirachtin following ultra-low volume aerial applications to red pine plantations for control of pine false webworm, Acantholyda erythrocephala (L.) (Hymenoptera: Pamphiliidae), in Ontario, Canada.
Thompson, D.G.; Mickle, R.E.; Lyons, D.B.; Helson, B.V.; Robinson, A.G.; Chartrand, D.T.; Buscarini, T.M.
Year: 2003
Catalog ID: 23866
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Efficacy of ultra-low volume aerial application of an azadirachtin-based insecticide for control of the pine false webworm, Acantholyda erythrocephala (L.) (Hymenoptera: Pamphiliidae), in Ontario, Canada.
Lyons, D.B.; Helson, B.V.; Thompson, D.G.; Jones, G.C.; McFarlane, J.W.; Robinson, A.G.; Mickle, R.E.
Year: 2003
Catalog ID: 21483
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Évaluation d'antiappétents et d'agents perturbateurs de la croissance dérivés d'espèces d'érable (acer) comme sources potentielles de résistance à la livrée des forêts. Nouvelles Express 25.
Year: 2002
Catalog ID: 32479
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
Evaluation of naturally occurring antifeedants and growth disruptants from maple (Acer) species as a potential source of resistance to forest tent caterpillar. Frontline Express 25.
Year: 2002
Catalog ID: 20958
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
Natural products entomology. Frontline Express 14.
Year: 2001
Catalog ID: 20896
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
Entomologie et produits naturels. Nouvelles Express 14.
Year: 2001
Catalog ID: 20897
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
Control of conifer defoliators with neem-based systemic bioinsecticides using a novel injection device.
Helson, B.V.; Lyons, D.B.; Wanner, K.W.; Scarr, T.A.
Year: 2001
Catalog ID: 20526
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Ethyl m-digallate from red maple, Acer rubrum L., as the major resistance factor to forest tent caterpillar, Malacosoma disstria Hbn.
Abou-Zaid, M.M.; Helson, B.V.; Nozzolillo, C.; Arnason, J.T.
Year: 2001
Catalog ID: 20519
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Phenolic composition of leaves of six maple species in the Great Lakes forest region of Canada.
Abou-Zaid, M.M.; Nozzolillo, C.; Helson, B.V.; Lombardo, D.A.
Year: 2000
Catalog ID: 33280
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Phenolics from deciduous leaves and coniferous needles as sources of novel control agents for Lepidopteran forest pests.
Abou-Zaid, M.M.; Grant, G.G.; Helson, B.V.; Beninger, C.W.; de Groot, P.
Year: 2000
Catalog ID: 9614
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Evaluation of neem EC formulations containing azadirachtin for forest insect pest management in Canada.
Helson, B.V.; Lyons, D.B.; de Groot, P.
Year: 1999
Catalog ID: 9730
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Leader and systemic applications of neem EC formulations for control of white pine weevil (Coleoptera: Curculionidae) on jack pine and white pine.
Helson, B.V.; de Groot, P.; McFarlane, J.W.; Zylstra, B.F.; Scarr, T.A.
Year: 1998
Catalog ID: 21120
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Effectiveness of neem- and diflubenzuron-based insecticides for control of the pine false webworm, Acantholyda erythrocephala (L.) (Hymenoptera: Pamphiliidae).
Lyons, D.B.; Helson, B.V.; Jones, G.C.; McFarlane, J.W.
Year: 1998
Catalog ID: 9770
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Effect of host and nonhost trees on the growth and development of the forest tent caterpillar, Malacosoma disstri (Lepidoptera: Lasiocampidae).
Nicol, R.W.; Arnason, J.T.; Helson, B.V.; Abou-Zaid, M.M.
Year: 1997
Catalog ID: 9802
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Foliar and systemic applications of neem seed extract for control of spruce budworm, Choristoneura fumiferana (Clem.) (Lepidoptera: Tortricidae), infesting black and white spruce seed orchards.
Wanner, K.W.; Helson, B.V.; Kostyk, B.C.
Year: 1997
Catalog ID: 9897
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Systemic activity of neem seed extracts containing azadirachtin in pine foliage for control of the pine false webworm, Acantholyda erythrocephala (Hymenoptera: Pamphiliidae).
Lyons, D.B.; Helson, B.V.; Jones, G.C.; McFarlane, J.W.; Scarr, T.A.
Year: 1996
Catalog ID: 21929
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Evaluation of insecticides for control of the red pine cone beetle, Conophthorus resinosae Hopkins and the white pine cone beetle, C. Coniperda (Schwarz.)
Zylstra, B.F.; de Groot, P.; Helson, B.V.
Year: 1995
Catalog ID: 32567
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Neurotoxic insecticides.
Year: 1995
Catalog ID: 21830
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Control of white pine weevil in young jack pine plantations with permethrin and methoxychlor.
de Groot, P.; Helson, B.V.; Zylstra, B.F.; McFarlane, J.W.; Comba, D.R.
Year: 1995
Catalog ID: 21653
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Laboratory toxicology of six forestry insecticides to four species of bee (Hymenoptera: Apoidea)
Helson, B.V.; Barber, K.N.; Kingsbury, P.D.
Year: 1994
Catalog ID: 21829
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Development of a chemical control strategy for the pine false webworm, Acantholyda erythrocephala (L.) (Hymenoptera: Pamphiliidae).
Lyons, D.B.; Helson, B.V.; Jones, G.C.; McFarlane, J.W.
Year: 1993
Catalog ID: 21928
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Impact assessment of spray drift from silvicultural aerial applications of permethrin on aquatic invertebrates using mosquito bioassays.
Helson, B.V.; Payne, N.J.; Sundaram, K.M.S.
Year: 1993
Catalog ID: 21831
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Persistence and activity of mexacarbate and its metabolites against spruce budworm larvae.
Helson, B.V.; Sundaram, K.M.S.
Year: 1993
Catalog ID: 21833
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Efficacy and timing of insecticide sprays for control of white pine weevil (Coleoptera: Curculionidae) in high-value pine plantations.
Year: 1993
Catalog ID: 21652
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Distribution and persistence of aerially sprayed permethrin in some terrestrial components of a boreal plantation.
Sundaram, K.M.S.; Helson, B.V.; Payne, N.J.
Year: 1992
Catalog ID: 22517
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Naturally derived insecticides: prospects for forestry use.
Year: 1992
Catalog ID: 21827
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Airborne permethrin and off-target deposits from an aerial ultra-low-volume silvicultural spray.
Payne, N.J.; Sundaram, K.M.S.; Helson, B.V.
Year: 1991
Catalog ID: 22243
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Efficacy and timing of Permethrin mistblower sprays for the control of first-instar larvae of the spruce budmoth, Zeiraphera canadensis Mut. and Free. (Lepidoptera: Tortricidae).
Year: 1991
Catalog ID: 21828
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Délimitation des zones-tampons autour des plans d’eau lors des épandages de perméthrine
Payne, N.J.; Helson, B.V.; Sundaram, K.M.S.; Kingsbury, P.D.; Fleming, R.A.; de Groot, P.
Year: 1989
Catalog ID: 22201
Available from: Great Lakes Forestry Centre
CFS Availability: Not available through the CFS (click for more information). -
Toxicity of insecticides to first-instar larvae of the spruce budmoth, Zeiraphera canadensis Mus. and Free. (Lepidoptera: tortricidae): laboratory and field studies.
Helson, B.V.; de Groot, P.; Turgeon, J.J.; Kettela, E.G.
Year: 1989
Catalog ID: 7149
Available from: Atlantic Forestry Centre
CFS Availability: PDF (request by e-mail) -
The persistence of the insect growth regulators UC84572 and Diflubenzuron in water uing mosquito bioassays. FPMI File Report 97.
Year: 1988
Catalog ID: 33951
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
Estimating buffer zone widths for pesticide applications.
Payne, N.J.; Helson, B.V.; Sundaram, K.M.S.; Fleming, R.A.
Year: 1988
Catalog ID: 22241
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
The use of bioassays to assess aquatic arthropod mortality from permethrin drift deposits.
Helson, B.V.; Kingsbury, P.D.; de Groot, P.
Year: 1986
Catalog ID: 21832
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Efficacy of cypermethrin for the control of mosquito larvae and pupae, and impact on non-target organisms, including fish.
Year: 1986
Catalog ID: 21837
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Estimating the buffer required around water during permethrin application.FPM-X-70.
Payne, N.J.; Helson, B.V.; Sundaram, K.M.S.; Kingsbury, P.D.; Fleming, R.A.; de Groot, P.
Year: 1986
Catalog ID: 8793
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
An assessment of sampling techniques for adult mosquitoes in southern Ontario.
Copps, P.T.; Surgeoner, G.A.; Helson, B.V.
Year: 1984
Catalog ID: 21614
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Habitat distribution of adult mosquitoes in southern Ontario.
Copps, P.T.; Surgeoner, G.A.; Helson, B.V.
Year: 1984
Catalog ID: 21615
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Induction of diapause in Culex pipien andCulex restuans (Diptera: Culicidae) in southern Ontario.
Madder, D.J.; Surgeoner, G.A.; Helson, B.V.
Year: 1983
Catalog ID: 21944
Available from: Great Lakes Forestry Centre
CFS Availability: Print (free) -
Effect of temperature and stage of development on susceptibility of Aedes euedes and Aedes stimulans (Diptera: Culicidae) larvae to temephos
Year: 1983
Catalog ID: 21834
Available from: Great Lakes Forestry Centre
CFS Availability: Print (free) -
Permethrin as a residual lawn spray for adult mosquito control.
Year: 1983
Catalog ID: 21835
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Laboratory toxicity of aqueous formulations of Fenitrothion and aminocarb containing the emulsifiers Triton X-100 and Triton X-114 against spruce budworm. FPMI File Report 43.
Helson, B.V.; McFarlane, J.W.; Comba, D.R.
Year: 1982
Catalog ID: 33902
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (download) -
Seasonal activity of Mansonia perturbans adults (Diptera: Culicidae) in southwestern Ontario.
Allan, S.A.; Surgeoner, G.A.; Helson, B.V.; Pengelly, D.H.
Year: 1981
Catalog ID: 21413
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Virus isolation from mosquitoes in southern Ontario, 1976 and 1977.
Thorsen, J.; Artsob, H.; Spence, L.; Surgeoner, G.A.; Helson, B.V.; Wright, R.E.
Year: 1980
Catalog ID: 22609
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
The use of oviposition activity to monitor populations of Culex pipiens and Culex restuan (Diptera: Culicidae.)
Madder, D.J.; MacDonald, R.S.; Surgeoner, G.A.; Helson, B.V.
Year: 1980
Catalog ID: 21943
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
The seasonal distribution and species composition of mosquitoes (Diptera: Culicidae) collected during a St. Louis encephalitis surveillance program from 1976-1978 in southwestern Ontario.
Helson, B.V.; Surgeoner, G.A.; Wright, R.E.
Year: 1980
Catalog ID: 21838
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Susceptibility of Culex spp. and Aedes spp. larvae (Diptera: culicidae) to temephos and chlorpyrifos in southern Ontario.
Year: 1979
Catalog ID: 37175
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Culex tarsalis, aedes sollicitans, aedes grossbecki: new distribution records from southwestern Ontario.
Helson, B.V.; Surgeoner, G.A.; Wright, R.E.; Allan, S.A.
Year: 1978
Catalog ID: 37178
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Particulate formulations of abate and methoxychlor as black fly larvicides: their selective effects on stream fauna.
Year: 1978
Catalog ID: 37177
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
An oviposition trap for arbovirus surveillance in Culex sp. mosquitoes ( Diptera: clicidae).
Year: 1978
Catalog ID: 37176
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Field evaluation of electronic mosquito-repellers in Ontario.
Year: 1977
Catalog ID: 37180
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
A field evaluation of electrocutors for mosquito control in southern Ontario.
Year: 1977
Catalog ID: 37179
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail) -
Hibernation in the blackfly Prosimulium mystcum: quiescence or oligopause?
Mansingh, A.; Steele, R.W.; Helson, B.V.
Year: 1972
Catalog ID: 37181
Available from: Great Lakes Forestry Centre
CFS Availability: PDF (request by e-mail)
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.
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