Resistant pests a global problem for ag sector
A major global challenge for the agricultural industry is pesticide resistance. A resulting loss of pesticide options can be costly and environmentally harmful.
A new pesticide to combat parasitic worms in carrots, kumara, parsnips, and potatoes has been approved for use in New Zealand.
A new pesticide to combat parasitic worms in carrots, kumara, parsnips, and potatoes has been approved for use in New Zealand.
Plant-parasitic worms, or nematodes, are considered a major risk to root vegetables, with producers sometimes experiencing complete crop failure from the damage they cause.
The applicant, Adama New Zealand Limited, says it’s product Nimlitz will be an important tool to ensure the economic viability of these crops.
“EPA staff conducted comprehensive risk assessments and found the risks to people and the environment to be negligible, with appropriate rules in place,” says Dr Lauren Fleury, hazardous substances applications manager.
“Nimlitz is restricted to commercial use by professionals, and is a less hazardous alternative to fenamiphos-containing substances that are currently used. It will help reduce risks to workers, the soil, and the environment.”
The product contains the active ingredient fluensulfone, which is new to New Zealand but has been approved for use in various countries, including Australia, Canada, Japan, the United States, India and Brazil.
Legal controls on the movement of fruits and vegetables are now in place in Auckland’s Mt Roskill suburb, says Biosecurity New Zealand Commissioner North Mike Inglis.
Arable growers worried that some weeds in their crops may have developed herbicide resistance can now get the suspected plants tested for free.
Fruit growers and exporters are worried following the discovery of a male Queensland fruit fly in Auckland this week.
Dairy prices have jumped in the overnight Global Dairy Trade (GDT) auction, breaking a five-month negative streak.
Alliance Group chief executive Willie Wiese is leaving the company after three years in the role.
A booklet produced in 2025 by the Rotoiti 15 trust, Department of Conservation and Scion – now part of the Bioeconomy Science Institute – aims to help people identify insect pests and diseases.

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