Almost 2000 people are being viewed as persons of interest in the investigation into the threat to contaminate infant formula with 1080 poison.

One of the first things you learn in journalism is that a hoax is not news, John Roughan writes.

All of the samples of infant formula tested by police after being suspected of possible tampering have tested negative for 1080.

Authorities are investigating a photo of thin jersey cows being transported across Cook Strait to slaughter, which caused outrage after being shared on Facebook.

Authorities are no closer to saying if the threat to poison baby formula with 1080 was a hoax, or who wrote the blackmail threats - even with 30 staff on the case.

Police are testing infant formula after a number of tins were found with pin-pricks in packaging lids.

Harrier hounds may soon be helping to protect New Zealand's border from pests and diseases, the Ministry for Primary Industries says.

Queensland fruit fly larvae were found in fruit collected from two properties in Grey Lynn at the weekend, three weeks after the initial fly was caught.

The New Zealand dollar's record-breaking run against the long-suffering euro has hit the local venison market hard because of its high exposure to Europe, but strong deer velvet prices have provided....

A French foodie who couldn't part with her pate has become the first person convicted for deliberating concealing biosecurity goods on a visiting yacht.

Forestry investors are delivering a clear vote of no confidence in Government policy, in an area critical for New Zealand's response to climate change.

Traps set in the Auckland suburb of Grey Lynn after a Queensland fruit fly was found yesterday are being cleared today.

There are warnings NZ's $5 billion horticulture industry is threatened by the discovery of a Queensland fruit fly in Grey Lynn, and tight controls are in place.

A fruit fly has been found in the Auckland suburb of Grey Lynn, with signs going up asking people not to move any fresh fruit or vegetables beyond the area.

"There were dead animals in drains." A vet has described an horrific case of mistreating cattle on a farm as the worst he has seen.

Two projects to develop premium markets for New Zealand venison and lamb have won $41 million in government and industry co-funding under the Primary Growth Partnership

Trouble has again hit the Melilla 201. It's been tied up at a Dunedin wharf for two years, and nearly ran aground as it tried to leave yesterday.

The ministry is reviewing how it recovers the costs of its biosecurity and food safety systems across the country's primary industries, after under-recovering for several years.

Farmers are weighing up asking for a drought to be declared in the Marlborough region as "atrocious" conditions sparked several fires across the South Island yesterday.