Category: Resistance

by Cassandra Russell August 17, 2020 0

Featured Herbicides Insecticides Insects Pest Management Podcast Potato Resistance Tomatoes Vegetables Weed Management

What’s Growing ON? – Episode 8

Episode 8: Resistant Weeds and Colorado Potato Beetles In this episode, we are joined by Kristen Obeid, Weed Specialist for… Continue Reading What’s Growing ON? – Episode 8

by Dennis Van Dyk June 29, 2020 0

Diagnostics Resistance Resources Vegetables Weed Management

Suspect you have herbicide resistant weeds? Participate in a genetic testing sampling project.

Kristen Obeid, OMAFRA Weed Management Specialist – Horticulture Do you suspect that you have herbicide resistant weeds on your farm? … Continue Reading Suspect you have herbicide resistant weeds? Participate in a genetic testing sampling project.

by Dennis Van Dyk April 14, 2020 0

Resistance Vegetables Weed Management

Waterhemp: A Spreading Invasive Weed in Ontario and Canada

Kristen Obeid1, Peter Sikkema2, Christian Willemse2, Nicole Langdon2, David Westerveld 2, Marie-Josée Simard3, Martin Laforest3, David Miville4 and Tammy Jones5… Continue Reading Waterhemp: A Spreading Invasive Weed in Ontario and Canada

by Dennis Van Dyk May 24, 2019 0

Diagnostics Herbicides Resistance Vegetables

Resistant Weed Testing Is Available for Horticulture Growers

Kristen Obeid – OMAFRA Weed Management Specialist Herbicide resistant weeds are not unique anymore, they are the norm. When I… Continue Reading Resistant Weed Testing Is Available for Horticulture Growers

by Travis Cranmer April 24, 2018 0

Alliums Asparagus Brassica Vegetables Carrot Celery Cucurbits Diagnostics Disease Disorders Events Garlic Insects Leafy Vegetables Nematodes Onions Peppers Pest Management Resistance Resources Sweet Corn Vegetables Weed Management

OMAFRA IPM SCOUT TRAINING WORKSHOPS FOR 2018 – Updated

These workshops are available for those who will be scouting horticultural crops this year. To register, please contact OMAFRA’s Agricultural… Continue Reading OMAFRA IPM SCOUT TRAINING WORKSHOPS FOR 2018 – Updated

Bacterial spot lesions on processing tomato fruit

by Elaine Roddy April 19, 2018 0

Crop Protection Disease Fungicides Late Blight Pest Management Resistance Tomatoes

Fungicide Efficacy Summary Tables for Management of Diseases in Field Tomatoes

By: Cheryl Trueman, Ridgetown Campus – University of Guelph About these tables: These tables were created using results from replicated… Continue Reading Fungicide Efficacy Summary Tables for Management of Diseases in Field Tomatoes

by Travis Cranmer April 10, 2018 0

Alliums Asparagus Brassica Vegetables Carrot Celery Cucurbits Diagnostics Disease Disorders Garlic Insects Leafy Vegetables Nematodes Onions Peppers Pest Management Resistance Resources Sweet Corn Vegetables Weed Management

OMAFRA IPM SCOUT TRAINING WORKSHOPS FOR 2018

These workshops are available for those who will be scouting horticultural crops this year. To register, please contact OMAFRA’s Agricultural… Continue Reading OMAFRA IPM SCOUT TRAINING WORKSHOPS FOR 2018

by Dennis Van Dyk June 9, 2017 0

Crop Protection Disease Fungicides Pest Management Resistance Tomatoes

Making Lemonade Out of Lemons – A Tomato Fungicide Stewardship Tip Amidst Changing Regulations

Cheryl Trueman (Ridgetown Campus, University of Guelph) & Janice LeBoeuf (OMAFRA) It seems like recently there have been a rash… Continue Reading Making Lemonade Out of Lemons – A Tomato Fungicide Stewardship Tip Amidst Changing Regulations

by Dennis Van Dyk May 12, 2017 0

Crop Protection Insecticides Insects Pest Management Potato Resistance Resources Vegetables

Potato Insects – Insecticide Activity Table

Here is a quick reference guide for insecticides registered on potatoes in Ontario. Use it as a guide only, always… Continue Reading Potato Insects – Insecticide Activity Table

by Dennis Van Dyk April 25, 2017 0

Carrot Crop Protection Insecticides Insects Pest Management Resistance Vegetables

Carrot Weevil Control Update

Carrot weevil remains the most important insect pest to many Ontario carrot growers, and the amount of damage seems to… Continue Reading Carrot Weevil Control Update