Crop Protection
As we start another poinsettia season, the subject of whitefly is never far from the surface of any conversation. Control programs for whitefly have evolved considerably in the 22 years I have been working in greenhouse IPM and that evolution has never been faster than in the last four to five years.
July 16, 2010, Guelph, Ont. – Engage Agro Corporation has launched Engage Agro USA LLC.
July 26, 2010, Wageningen, the Netherlands – The dangerous potato spindle tuber viroid (PSTVd) mainly ends up in tomato plants as a result of human actions. The main source of infection appears to be ornamental shrubs, with infection via seeds rarely if ever playing a role.
July 6, 2010 – Consumers shouldn't assume that because a product is organic it's also environmentally friendly.
Greenhouse vegetables are sold exclusively for fresh consumption and the demand for blemish-free produce from consumers makes effective pest management crucial.
I heard once that it takes half a day or longer for some of the largest ships on our oceans to change course, from the time that the helmsman turns the rudder until the time that the ship is going into a new direction.
June 29, 2010, Mississauga, Ont. – BASF has made multi-lateral, worldwide regulatory submissions for two new products – XEMIUM™ fungicide and INITIUM™ fungicide.
May 27, 2020 – If you're debating about what impatiens to plant in your yard, a recent study at the University of Illinois suggests that you go with ‘Cajun Carmine,’ that is if you want fewer insects in your garden.
For researchers studying a difficult-to-detect problem with greenhouse peppers, a picture might indeed be worth a thousand words.

Nova Scotia bans the sale of many pesticides

Nova Scotians won't be permitted to buy or apply many types of pesticides on their lawns beginning next spring.
The Pest Management Regulatory Agency (PMRA) recently announced the approval of a 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. Specific crops noted include rose, azalea, rhododendron, holly, geranium, poinsettia, African violet, gerbera, cyclamen and snapdragon. Previcur N was already labelled for control of Pythium on greenhouse vegetables in Canada.
Western Flower Thrips (WFT) (Frankiniella occidentalis (Pergande)) are, without a doubt, a major concern in Ontario floriculture greenhouses (Fig. 1. a and b).

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.

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