BIOSECURITY: Friend or foe?
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Harlequin ladybird is a recent arrival in New Zealand but growers of major crops have already formed a love-hate relationship with it. Dr Dave Bellamy returns for another episode where he explains the benefits as well as problems posed by harlequin ladybirds in different parts of the country and updates us on his research on enhancing our understanding of the bug.
BIOSECURITY: Friend or foe?