scout – Field Crop News

Potato Leafhoppers in Alfalfa – Looking to 2013

Posted on November 21, 2012 (December 22, 2021) by Gilles Quesnel

Last summer, potato leafhopper (PLH) certainly lived up to its reputation as the most damaging alfalfa insect pest in Ontario. In many parts of the province, PLH feeding resulted in yield loses of over 1 tonne of alfalfa per acre or roughly a loss of $200/acre. While PLH damage was far greater than normal, it […]

Watch for Flea Beetles this Spring

Posted on May 10, 2012 (April 22, 2016) by Brian Hall

Once canola starts to emerge, start scouting for flea beetles. Flea beetles are now very active and present in emerged canola. Canola will emerge quickly with forecast temperatures in high teens for the next week. Flea beetle damage is most severe the first two weeks after canola after canola seedling emergence. At the 3-4 leaf stage […]

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