With an increase in the number of confirmed populations of glyphosate resistant Canada fleabane in Ontario, many are looking for ways to control these populations and to eliminate any seed production. Management options in soybeans have been discussed in an earlier post, but with weed control in cer... Continue reading
A beautiful stand of red clover can provide as much as 75 kg of nitrogen per hectare (when at 40 cm tall) for next years corn crop. However, if the clover crop is not "killed off" in the fall, then preparing a suitable seedbed to plant next years crop in is often significantly delayed resulting ... Continue reading
They’re here early this year! We’ve been hearing reports of true armyworm numbers getting fairly high in some wheat fields and even above threshold in some cases. I think it’s a good time to post a refresher on armyworm management.
Armyworms typically feeding in the lower leaves... Continue reading
We in the weed science business are pretty good at telling producer's to manage perennial weeds in the fall because they are controlled much better. Although its nice to believe without question, quantitative proof is always better. I recently came across a University of Guelph research report fro... Continue reading