Crop Protection
NEWS HIGHLIGHT

Update on pesticide changes for Ontario retailers

The Ontario Ministry of the Environment (OME) has brought in new pesticide changes that will affect Ontario garden centres beginning on April 22, 2011. Here is a statement from the OME regarding the new regulations.
March 4, 2011 - The Ontario Ministry of the Environment (OME) has brought in new pesticide changes that will affect Ontario garden centres beginning on April 22, 2011. Here is a statement from the OME regarding the new regulations.
It is about two years since I last wrote about thrips control in ornamental crops, and in that time there have been changes in the way growers are approaching biocontrol and in some of the biocontrol products available.
NEWS HIGHLIGHT

More pesticide changes for Ontario retailers

The Ontario Pesticides Advisory Committee (OPAC) is bringing in new pesticide changes that will affect Ontario garden centres beginning on April 22, 2011.
Botrytis grey mould, caused by the fungus Botrytis cinerea, occurs commonly in greenhouse crops and a variety of small fruits, herbs and ornamentals, etc. Not only is B. cinerea widespread, but it can survive between crops under unfavourable conditions by means of resistant survival structures called sclerotia.
This past summer, we have seen greater problems with leafminer than we have for a number of years.
Integrated pest management is a key tool for both novice and seasoned greenhouse vegetable growers, attendees at last year’s Saskatchewan Green Trades Conference learned.
Two relatively common yet very different viruses that can infect cucumbers include Cucumber mosaic virus (CMV) and Melon necrotic spot virus (MNSV)
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.

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