Crop Protection
Western Flower Thrips (WFT) (Frankiniella occidentalis (Pergande)) are, without a doubt, a major concern in Ontario floriculture greenhouses (Fig. 1. a and b).
NEWS HIGHLIGHT

Weed killer causes male frogs to lay eggs

One of the most common weed killers in the world, atrazine, can chemically castrate male frogs, turning them into females that lay eggs, say U.S. researchers.
March 11, 2010 – Vegetable growers across Canada now have a valuable tool to help correctly identify 39 of the most common insects affecting the productivity of vegetable field crops.
March 10, 2010 – For the third year in a row, Monsanto Company (NYSE: MON) was named today to Corporate Responsibility (CR) Magazine’s list of “100 Best Corporate Citizens” for 2010. Monsanto ranks No. 31 overall and leads the agricultural products sector on the magazine’s 11th annual ranking of corporate responsibility performance of major U.S. companies.
March 1, 2010 – Whether in the green industry, turfgrass profession or agriculture, those who think that pesticide applications work the same on all target surfaces … think again.
March 2, 2010 – The Pest Management Regulatory Agency (PMRA) recently approved a User Requested Minor Use Label Expansion (URMULE) registration for Previcur N Aqueous Solution Fungicide for control of root rot caused by Pythium and Phytophthora on outdoor grown and greenhouse ornamentals in Canada.
NEWS HIGHLIGHT

Ornamental growers get root rot assist
The Pest Management Regulatory Agency (PMRA) recently approved a User Requested Minor Use Label Expansion (URMULE) registration for Previcur N Aqueous Solution Fungicide for control of root rot caused by Pythium and Phytophthora on outdoor grown and greenhouse ornamentals in Canada.
If winter is dragging on, but you just can’t get away, here is a chance to see other parts of the world from the comfort of your own office or home. Please join us, as we share our greenhouse observations with you in a series of articles for Greenhouse Canada.
Feb . 17, 2010, Ottawa – Effective Feb. 24, tomatoes entering Canada from countries where tomato leafminer (Tuta absoluta) is known to occur will have to meet new interim requirements.
Feb. 5, 2010, Vineland Station – Want to learn the latest information about the use of allelochemicals for thrips pest management?
Dec. 31, 2009 – Rhizoctonia, a fungal disease that can be found in many ornamental plants, can be eliminated in azalea by placing plant cuttings in a hot water treatment, an Agricultural Research Service (ARS) scientist in the U.S. and his university collaborator have found.
It seems reasonable to think that shutting down the greenhouse for a few weeks during the cold months to clean up should be sufficient to freeze and eradicate pest populations.
Dec. 3, 2009, Vineland, Ontario – The Ontario Ministry of Agriculture, Food and Rural Affairs, in conjunction with Flowers Canada Growers, is hosting a one-day workshop on “How to develop and implement an IPM program for your greenhouse operation.”
NEWS HIGHLIGHT

IPM Grower Workshop
in January

The Ontario Ministry of Agriculture, Food and Rural Affairs, in conjunction with Flowers Canada Growers, is hosting a one-day workshop on “How to develop and implement an IPM program for your greenhouse operation.”
Dec. 2, 2009 – The Pest Management Regulatory Agency (PMRA) recently announced the approval of a minor use label expansion for Scala SC fungicide (pyrimethanil) for control of Botrytis gray mould on greenhouse tomatoes in Canada.

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