“We just sow and hope,” he said.
The risk is that the mice will maintain their numbers through the Southern Hemisphere winter and devour the wheat, barley and canola before it can be harvested.
NSW Farmers, the state’s top agricultural association, predicts the plague will wipe more than 1 billion Australian dollars ($775 million) from the value of the winter crop.
The state government has ordered 5,000 liters (1,320 gallons) of the banned poison Bromadiolone from India. The federal government regulator has yet to approve emergency applications to use the poison on the perimeters of crops. Critics fear the poison will kill not only mice but also animals that feed on them. including wedge-tail eagles and family pets.