Category Archives: diquat

Weed treatment proposed for outstanding lake

Posted January 2014
Lake Kohangatera is to receive treatment to eliminate two new invasive weed species following surveys by NIWA after the aggressive exotic weeds Elodea canadensis and Egeria densa (Oxygen weed) were found in the uppermost reaches of Gollans Swamp. READ MORE
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Herbicide treatment for Fort Meadow Reservoir

Posted August 2013
Fort Meadow Reservoir will be treated with herbicide to control invasive weeds [Eurasian watermilfoil and variable milfoil]. This will require restrictions on swimming, drinking and irrigation usage of the reservoir. READ MORE
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New Rochelle Uses Herbicide On Lakes

Posted June 2013
New Rochelle’s Public Works Department has begun the fight against unsightly summer algae on Beechmont and Glenwood Lakes by using the herbicide Reward (active ingredient: Diquat Dibromide), which they hope will “combat the overgrowth of water vegetation,” otherwise known as the green slime.
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