Since it was first identified in Ontario in 1988, soybean cyst nematode (SCN) has been identified in most counties west of Toronto and more recently in parts of Eastern Ontario. The disease can be managed effectively, but the first step is identification and awareness. Losses to SCN in Ontario have... Continue reading
If you are planning to retire your red clover cover crop by the end of September you may be shorting the corn crop of some residual nitrogen. In the presentation below Peter Johnson summarizes some new research out of the University of Guelph by Dr. Steve Bowley. Control options for red clover are a... Continue reading
I'm working on an early warning system for producers, which will be able to identify diseases before they are visible in the field. Below is a video that the University of Guelph SPARK (Students Promoting Awareness of Research Knowledge) put that nicely summarizes the project.
http://www.youtube.... Continue reading
Posted in Pest Management, Presentations and Video
Tagged aeriobiology, air borne, disease, disease forecasts, early detection, field crops, fip, ncsrp, prediction models, soybean rust, spore traps, spores
Corn yield losses are huge if lower testing phosphorus (P) and potash (k) levels are detected on your farm. Here is talk I gave recently on approaches to starter fertilizer strategies based on the the type of equipment you have and different soil test levels.
... Continue reading
You can click on the link below and it will take you to a 16 minute presentation that I gave recently on nitrogen management in corn. As we continue to push for higher yields in corn, there are some interesting variables that we will have to consider when trying to optimize economic rates of nitroge... Continue reading