Grass weeds are becoming less sensitive to glyphosate, particularly blackgrass and Italian ryegrass. As a result, rates need to be used effectively and farmers need to pay particular attention to the products they are using, as some products need higher rates to achieve a successful result.
Grass weeds are becoming less sensitive to glyphosate, particularly blackgrass and Italian ryegrass.
As a result, rates need to be used effectively and farmers need to pay particular attention to the products they are using, as some products need higher rates to achieve a successful result.
A table of glyphosate products is outlined on page 29. Teagasc has given some advice on what rates to use in Figure 1 on this page.
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