Recent presentations

- La suppression naturelle des maladies:
une mise-à-jour technique
31 janvier 2008 à Drummondville, Québec
Journée des producteurs en pépinières
Organisée par
l'Institut Québécois du Développement de l'Horticulture Ornamentale (IQDHO)
Texte de la présentation (fichier pdf, 67 KB)

- Why are trees dying in Alberta?
November 6, 2007 in Calgary, Alberta
Annual meeting of the Prairie Chapter,
International Society of Arboriculture (ISA)
Organised by the City of Calgary

- Best Practices for Greenhouse Production
March 10, 2007 in Nelson, British Columbia
Organized by the
Kootenay Organics Growers Society (KOGS)

- Natural Suppression of Plant Diseases: A Research Update
February 14, 2007 in Chilliwack, British Columbia
14th Annual Nursery Short Course
Organized by the
B.C. Landscape & Nursery Association (BCLNA) and
B.C. Ministry of Agriculture & Lands
Text of talk (pdf file 90 KB)

- Insect Borers of Deciduous Trees
January 26, 2007 in Kelowna, British Columbia
11th Annual Workshop and Conference
Organized by the
Interior Environmental Pest Management Association (IEPMA)

- Mycorrhizal Fungi in Softwood Propagation
October 12, 2006 in Vancouver, British Columbia
47th Annual Meeting, Western Region
International Plant Propagator's Society (IPPS)
Text of talk (pdf file 90 KB)

- Composting and Compost Teas for Organic Farming
September 22, 2006 in Nelson, British Columbia
Workshop organized by the
Kootenay Organic Growers Society (KOGS)
Text of talk on composting (pdf file 35 KB)
Text of talk on disease suppression (pdf file 40 KB)

- Natural Suppression of Plant Diseases - A Research Update
September 20, 2006 in Penticton, British Columbia
26th Annual Meeting & Conference
Organised by the
Forest Nursery Association of British Columbia (FNABC)

- Structural Pest Management in School Buildings
June 7, 2006 in Penticton, British Columbia
Annual conference and trade show
Organized by the
School Plant Officials Association of British Columbia (SPOABC)

- Natural Suppression of Plant Diseases:
A Research Update
March 5, 2006 in Vancouver, British Columbia
Canadian International Turfgrass Conference
Organized by the
Canadian Golf Superintendents Association (CGSA)

- Compost tea: Can We Really Turn Water Into Gold?
February 11, 2006 in Armstrong, British Columbia
Spring seminar extravanganza
Organized by the
North Okanagan Organic Association (NOOA)

- Composts in Potting Mixes: The Byland's Experience
February 2, 2006 in Abbotsford, British Columbia
13th Annual Nursery Short Course
Organized by the
B.C. Landscape & Nursery Association (BCLNA) and
B.C. Ministry of Agriculture & Lands

- Fertilisation programs for conifer plants
June 25, 2005 in Beaverdell, British Columbia
Annual meeting of the
Okanagan - Shuswap Christmas Tree Association
Copy of text (pdf file 36 KB)

- Fertilisation programs for conifer plants
June 25, 2005 in Beaverdell, British Columbia
Annual meeting of the
Okanagan - Shuswap Christmas Tree Association

- Ornamental Plant Disease Workshop
March 23, 2005 in Olds, Alberta
Organised by the
Landscape Alberta Nursery Trades Association (LANTA)n

- Compost tea: Theory and field trial results
October 28, 2004 in Langley, British Columbia
IPM day 2004 organised by
Institute for Sustainable Horticulture, Kwantlen College

- Mycorrhizae -
A Tool to Improve Urban Tree Resistance to Stress
October 20, 2004 in Kelowna, British Columbia
6th Canadian Urban Forest Conference
Organised by Tree Canada Foundation (www.tcf-fca.ca)

- Looking Ahead:
Stimulating natural suppression of plant diseases
September 28, 2004 in Coeur d'Alene, Idaho
Annual Training Conference of the
Pacific Northwest Chapter of the
International Society of Arboriculture (PNW-ISA)

- Microbes-at-work:
Stimulating natural suppression of plant diseases
February 29, 2004 in Naramata, British Columbia
Annual General Meeting and Conference of the
Certified Organic Associations of British Columbia (COABC)
Text of talk (pdf file 40 KB)

- Pest Management -
What Can We Learn from Organic Farmers?
41st Annual Conference & Trade Show
February 23, 2004 in Penticton, British Columbia
Organized by the
Western Canada Turfgrass Association (WCTA)
Text of talk (pdf file 42 KB)

- Mycorrhizal inoculation of nursery plants
8th Annual Meeting
January 30, 2004 in Kelowna, British Columbia
Organized by the
Interior Environmental Pest Management Association (IEPMA)
Text of talk (pdf file 38 KB)

- What's New in Pest Management?
11th Annual Nursery Short Course
January 20, 2004 in Abbotsford, B.C.
Organized by the
B.C. Landscape & Nursery Association (BCLNA) and
B.C. Ministry of Agriculture, Food and Fisheries (BCMAFF)

- Pest management -
What can we learn from organic farmers?
Prairie East Horticultural Trade Show & Conference
November 6, 2003 in Winnipeg, Manitoba
Organized by Landscape Manitoba and
Manitoba Golf Superintendents Association (MGSA)

- Mycorrhizal Inoculation of Nursery Trees:
Benefits for Arborists
Oasis on the Prairies Conference & Trade Show
September 19, 2003 in Medicine Hat, Alberta
Organized by the
Prairie Chapter of International Society of Arboriculture (ISA)
Text of talk (pdf file 38 KB)

- Nutrient deficiencies and fertilization programs
for conifer plants
40th Annual Conference & Trade Show
February 24, 2003 in Kamloops, British Columbia
Organized by the
Western Canada Turfgrass Association (WCTA)
Text of talk (pdf file 208 KB)

- Perspectives on the Use of Commercial Mycorrhizal Products
for Use in Nursery Production
Landscape Ontario Grower's Group Short Course
February 12, 2003 in Burlington, Ontario
Organized by
Landscape Ontario Horticultural Trades Association (LOHTA)
Text of talk (pdf file 38 KB)

- Preparation of compost and impact on soil microorganisms
Annual general meeting
December 20, 2002 in Vernon, British Columbia
Organized by the
North Okanagan Organic Association (NOOA)
Text of talk (pdf file 35 KB)

- The Cost and Benefits of Integrated Pest Management
for Golf Courses
Annual Environmental Training Session
March 22, 2002 in Winnipeg, Manitoba
Organized by the
Manitoba Golf Superintendents Association (MGSA)
Text of talk (pdf file 20 KB)

- Spruce spider mite biology and management -
Research findings
9th Annual Nursery Short Course
January 29, 2002 in Chilliwack, B.C.
Organized by the
B.C. Landscape & Nursery Association (BCLNA) and
Kwantlen University College and
B.C. Ministry of Agriculture, Food and Fisheries (BCMAFF)
Text of talk (pdf file 56 KB)

- Panel discussion:
Should we re-evaluate the cosmetic use of pesticides? 
6th Annual Workshop / Conference
January 25, 2002 in Kelowna, British Columbia
Organized by the
Interior Environmental Pest Management Association (IEPMA)

- Predators and parasites commonly found on landscape plants
43rd Annual Horticulture Growers' Short Course
February 15, 2001 in Abbotsford, British Columbia
Organized by the
Lower Mainland Horticultural Improvement Association (LMHIA)
and the B.C. Ministry of Agriculture, Food and Fisheries (BCAFF)
Text of talk (pdf file 28 KB)

- Professional practices of plant health care
Plant Care Workshop
February 9, 2001 in Vernon, British Columbia
Organized by Green Velvet Lawn and Tree Care

- Keep business up when the insects are down
5th Annual Workshop / Conference
January 25, 2001 in Penticton, British Columbia
Organized by the
Interior Environmental Pest Management Association (IEPMA)

- Management of Phytophthora and other root rot diseases
8th Annual Nursery Short Course
January 24, 2001 in Chilliwack, British Columbia
Organized by B.C. Ministry of Agriculture, Food and Fisheries
and the B.C. Landscape & Nursery Association (BCLNA)

- Integrated Pest Management for the Okanagan Valley
4th Annual Guisachan Garden Show
June 20, 2000 in Kelowna, British Columbia
Organized by the Central Okanagan Heritage Society

- Fire blight and other diseases of Malus
Meeting-in-the-Mountains
February 3, 2000 in Kananaskis, Alberta
Organized by the
Landscape Alberta Nursery Trades Association (LANTA)
Text of talk (pdf file 29 KB)

- Composted products for soiless mixes
and their impact on root rot diseases
19th Annual Meeting
September 29, 1999 in Vancouver, British Columbia
Organized by the
Forest Nursery Association of British Columbia (FNABC)
Text of talk (pdf file 27 KB)

- Preparation of Compost for Commercial Nursery Use
6th Annual Nursery Growers Short Course
January 22, 1999 in Chilliwack, British Columbia
Organized by B.C. Landscape & Nursery Association (BCLNA)
Text of talk (pdf file 333 KB)

- Watering Landscape Plants
BCLNA Interior Meeting
October 20, 1998 in Kelowna, B.C.
Organised by B.C. Landscape & Nursery Association (BCLNA)

- The Cost of Using Integrated Pest Management for Landscape Maintenance Companies
CanWest Hort Show
September 22, 1998 in Vancouver, British Columbia
Organized by B.C. Landscape & Nursery Association (BCLNA)
Text of talk (pdf file 18 KB)

- When to Treat - When to Let It Go -
Thresholds for Landscape Pests
Urban Landscapes - Integrated Pest Management Workshop
February 13, 1998 in Penticton, British Columbia
Sponsored by
Interior Environmental Pest Management Association (IEPMA)
and B.C. Ministry of Environment, Lands and Parks