Susan Bjornson

Chair of Biology
Faculty of Science
Biology

Faculty Member Information

Scholarly Contributions

Journal Articles

T. Steele., Hu , Ellis , Saito , Bjornson Susan. "Ultrastructure and molecular characterization of the microsporidium, Nosema chrysoperlae, sp. nov., from the green lacewing, Chrysoperla carnea (Neuroptera: Chrysopidae) used for biological pest control.", Journal of Invertebrate Pathology 114 (Winter - 2013), 53-60
Saito T., S, Bjornson Susan. , Journal of Invertebrate Pathology 113 (Winter - 2013), 18-25
Steele T., S , Bjornson Susan. "The effects of two microsporidian pathogens on the two-spotted lady beetle, Adalia bipunctata L. (Coleoptera: Coccinellidae)", Journal of Invertebrate Pathology 109 (Winter - 2012), 223-228
S. , J. Le, T. Saito, Wang H, Bjornson Susan. , Journal of Invertebrate Pathology 106 (Winter - 2011), 280-288
Bjornson Susan. "Natural enemies of mass-reared predatory mites (Family Phytoseiidae) used for biological pest control", Diseases of Mites and Ticks (J. Bruin & L.P. van der Geest, Eds.) pp. 299-306. Springer, The Netherlands. (Winter - 2009), 299-306
Saito T., S , Bjornson Susan. , Journal of Invertebrate Pathology 99 (Winter - 2008), 294-301
Bjornson Susan. , Biocontrol Science and Technology 18 (Winter - 2008), 633-637
Bjornson Susan. , Biological Control 44 (Winter - 2008), 305-311
Bjornson Susan. "Natural enemies of mass-reared predatory mites (Family Phytoseiidae) used for biological pest control", Experimental and Applied Acarology 46 (Winter - 2008), 299-306
Joudrey P., S, Bjornson Susan. , Journal of Invertebrate Pathology 94 (Winter - 2007), 140-143
Saito T., S, Bjornson Susan. , Biological Control 39 (Winter - 2006), 427-433
Raworth , Bjornson Susan. "Styrofoam boxes used for shipping mass-reared beneficial arthropods: Internal temperature responds rapidly to ambient temperature", Biocontrol Science and Technology 15 (Winter - 2005), 755-760
Bjornson Susan. "The diversity of microorganisms associated with the phytoseiid, Phytoseiulus persimilis (Acari: Mesostigmata)", Systematic and Applied Acarology 10 (Winter - 2005), 3-6
Bjornson Susan. "Pathogens of mass-produced natural enemies for biocontrol", Encyclopedia of Pest Management online journal, www.dekker.com (Winter - 2005), 4 pp
Kleespies , Huger , Bjornson Susan. "Natural enemies applied in biological pest control: pathogens in field and mass-reared populations", Bull IOBC/wprs 28(3) (Winter - 2005), 185-187
Raworth , Bjornson Susan. "Effects of plant nutrition on the expression of abdominal discoloration in Phytoseiulus persimilis (Acari: Phytoseiidae)", The Canadian Entomologist 135 (Winter - 2003), 129-138
Bjornson Susan. "Pathogens of mass-produced natural enemies and pollinators" (Winter - 2003), 133-165
Raworth D., S, Bjornson Susan. "Fecundity and survival of mass-reared Phytoseiulus persimilis (Acari: Phytoseiidae)", Bull. IOBC/wprs 25 (Winter - 2002), 233-236
Keddie , Bjornson Susan. "Disease prevalence and transmission of Microsporidium phytoseiuli infecting the predatory mite, Phytoseiulus persimilis Athias-Henriot (Acari: Phytoseiidae)", Journal of Invertebrate Pathology 77 (Winter - 2001), 114-119
Keddie , Bjornson Susan. "Development and pathology of two undescribed species of Microsporidia (Microspora) found infecting the predatory mite, Phytoseiulus persimilis Athias-Henriot", Journal of Invertebrate Pathology 76 (Winter - 2000), 293-300
Raworth , Bjornson Susan. "Abdominal discoloration and the predatory mite Phytoseiulus persimilis Athias-Henriot: Prevalence of symptoms and their correlation with short-term performance", Biological Control 19 (Winter - 2000), 17-27
Keddie , Bjornson Susan. "Effects of Microsporidium phytoseiuli (Microsporidia) on the performance of the predatory mite, Phytoseiulus persimilis (Acari: Phytoseiidae)", Biological Control 15 (Winter - 1999), 153-161
Elliott , Bjornson Susan. "Percent parasitism and adult emergence of Encarsia formosa from greenhouse whitefly pupae with multiple oviposition wounds", Bull IOBC/wprs 22 (Winter - 1999), 13-16
Larsson J., Steiner M., S, Bjornson Susan. "Intexta acarivora gen. et sp. nov. (Microspora: Chytridiopsidae) - Ultrastructural study and description of a new microsporidian parasite in the forage mite Tyrophagus putrescentiae (Acari: Acaridae)", Acta Protozoologica 36 (Winter - 1997), 295-304
Steiner , Keddie , Bjornson Susan. "Birefringent crystals and abdominal discoloration in the predatory mite, Phytoseiulus persimilis Athias-Henriot (Acari: Phytoseiidae)", Journal of Invertebrate Pathology 69 (Winter - 1997), 85-91
Steiner , Keddie , Bjornson Susan. "Ultrastructure and pathology of Microsporidium phytoseiuli n. sp. infecting the predatory mite, Phytoseiulus persimilis Athias-Henriot (Acari: Phytoseiidae)", Jounal of Invertebrate Pathology 68 (Winter - 1996), 223-230
Steiner M., S, Bjornson Susan. "Performance of Phytoseiulus persimilis and other biological control agents - on what are we basing our standards?", Bull IOBC/wprs 19 (Winter - 1996), 163-166

Conference Proceedings

Ellis C., S, Bjornson Susan. "The biology and importance of Coleophora deauratella (Lepidoptera: Coleophoridae), a new pest of red clover in North America", Proceedings of the Entomological Society of Ontario (1996 - 1996)