Information for commercial vegetable production in Ontario
Threshold for second generation emergence of onion maggot flies has been reached in the Windsor, London, Thedford, Delhi and Bradford/Holland… Continue Reading Root, bulb, leafy and brassica vegetable pest report – 10 July 2012
Thresholds for second generation emergence of onion maggot flies have been reached in the London area and is expected to… Continue Reading Degree days for root, bulb and leafy vegetable pests – 4 July 2012
Thresholds for second generation emergence of onion maggot flies and cabbage maggot flies have been reached in the Windsor area.… Continue Reading Degree days for root, bulb and leafy vegetable pests – 27 June 2012
Thresholds for second generation emergence of onion maggot flies and cabbage maggot flies should be reached in 5-7 days in… Continue Reading Degree days for root, bulb and leafy vegetable pests – 19 June 2012
Thresholds for first generation emergence of onion maggot flies and emergence of tarnished plant bug have been reached for all… Continue Reading Degree days for root, bulb and leafy vegetable pests – 12 June 2012
Thresholds for onion maggot fly emergence have been reached for all areas. First generation adults of cabbage maggot are expected in all areas. In… Continue Reading Degree days for root, bulb and leafy vegetable pests – 5 June 2012
Thresholds for onion maggot fly emergence have been reached for all areas degree days have been calculated for (Bradford/Holland Marsh,… Continue Reading Degree days for root, bulb and leafy vegetable pests – 22 May 2012
Adapted from The Grower article “Strategies to control resistant pigweed in muck soils” from April 2012 Ontario carrot growers in… Continue Reading Potential management strategies to control resistant pigweed in muck soils
J. Chaput, OMAFRA, Minor Use Coordinator, Guelph The Pest Management Regulatory Agency (PMRA) recently approved a minor use label expansion… Continue Reading Minor Use Label Expansion Granted for Chloropicrin 100 Liquid Soil Fumigant and Pic Plus Fumigant for Control of Labeled Pests on Root and Tuber Vegetables in Canada
For the Wellington area, according to the degree day accumulations expect 3rd generation adult emergence of onion maggot in 5-6… Continue Reading Degree days for root, bulb and leafy vegetable pests – 30 August 2011