To protect their markets Canadian pulse growers need to be aware of three pesticides — glyphosate, diquat (Reglone) and glufosinate — that either they need to talk to buyers about before applying, or not apply at all. Pulse Canada’s maximum residue limits (MRL) advisory, updated in April, says farmers should talk to buyers before applying glyphosate to the following crops: peas, lentils, chickpeas,