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Fungus the new frontline in fleabane fight

A natural fungal agent specific to flaxleaf fleabane weeds is entering the final phase of development for eventual field deployment.

Flaxleaf fleabane (Conyza bonariensis), which is now widespread across northwest Victoria, is one of the grain sector’s highest-impact weeds, costing more than $43 million annually in lost grain crop revenue.

It affects nearly three million hectares and, worse, i...