Apr 9, 2013 | View All Issues
We found 1st instar GMB in Oakville vineyards last week. All nymphs were found under the bark--either of spurs or canes. The shoots at all sampled vineyards were 1 inch or less in length, so we were not finding nymphs on the leaves yet. As the canopy grows over the next several weeks, the nymphs should move between the leaves and protected locations under the bark, as this generation develops.
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