New research* highlights how the lack of success in controlling weeds on agricultural and conservation land is challenging New Zealand’s position as a global leader in biosecurity.

Soil fertility. Low fertility weeds Moss/liverworts, rushes, crested dogstail, foxtail barley grass, wild carrot and Yorkshire fog. These are indicating: Low fertility; Low phosphorus and calcium ...

Australia, New Zealand and the Pacific Islands are the weediest places in the world for their size thanks to the influx of weeds from the northern hemipshere, according to new research.

In a state-of-the-art review of how weeds are managed in New Zealand, Professor Philip Hulme of the Bio-Protection Research Centre, based at Lincoln University, ...