Category Archives: Uncategorized

The Pest Management Regulatory Agency (PMRA) has phased-out the use of the active ingredient diazinon as of December 31, 2016.  As a result, Diazinon 50 WSP can no longer be used in tobacco greenhouses to control Pavement Ants.  Any leftover product … Continue reading →

Presidio® Fungicide has been granted registration for control of Blue Mold on field tobacco.  It is a liquid suspension concentrate that contains 39.5% of the active ingredient (a.i.) fluopicolide.  Presidio® Fungicide is the sole component of the chemistry group 43 … Continue reading →

Agronomic performance data for the registered varieties grown in 2016 can now be viewed in the plant breeding area of the website. Post prepared and sent by Canadian Tobacco Research Foundation Mailing Address: CTRF, P.O. Box 322, Tillsonburg, ON  N4G 4H5 Telephone: 519-842-8997 Web Address: … Continue reading →

CTRF is holding an “Open House” on Wednesday, December 21 between the hours of 8:30 a.m. and 12:00 noon.  Cured leaf samples of registered and promising varieties will be on display.  Handouts on the performance of the registered varieties will be available.  … Continue reading →

With harvesting completed earlier in October, CTRF will now begin to evaluate the tobacco cured from several of the field trials conducted in 2016. Similar to last year, a total of 42 promising flue-cured varieties were tested in replicated trials, with some of these … Continue reading →

An extended period of hot and dry conditions, which slowed the maturity of most crops, appears now to be over. With more seasonal weather conditions anticipated, the rate at which the remainder of the crop matures should improve.  It is … Continue reading →

To date, hand harvesting has begun on several farms, while machine harvesting is just getting underway. Irrigation is still a common site on many farms.  While the hot and dry conditions continue to persist, this moisture is needed to help develop … Continue reading →

Calls have come in regarding leaves wilting in the top of the plant. The question often is whether the wilting is being caused by stink bugs or something else.  Figure 1 shows leaf wilting that is caused by feeding from stink bugs.  Often feeding … Continue reading →

Blue Mold on tobacco continues to move in a northerly direction in the United States.  Areas most recently reporting the disease include southern Virginia, Lancaster County in Pennsylvania and eastern Tennessee.  Earlier in the season there were reports from North Carolina, Georgia … Continue reading →

Cutworms, aphids and hornworms are insect pests that can attack tobacco plants after transplanting.  High population density of these insects can cause significant losses.  Thus, the need for field scouting to ensure that these insects are kept under damaging levels, … Continue reading →