Pest & Disease

Matthew Pete Matthew Pete

CY26 Common Armyworm Management in Rice

Armyworm pressure can vary significantly between seasons, and CY26 is already showing early signs of leaf feeding in some MIA crops. With limited chemical options available and no new permits issued since CY25, accurate, regular monitoring remains the most effective tool for protecting yield and ensuring cost-efficient spray decisions.

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Exotic Pest Alert: Bakanae

Bakanae (Gibberella fujikuroi) is an exotic plant pest not present in Australia but is a serious threat to Australia’s rice industry. This resource outlines symptoms, disease cycle, hosts, distribution, actions to minimise risks and reporting.

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Exotic Pest Alert: Rice water weevil

Rice water weevil (Lissorhoptrus oryzophilus) is an exotic plant pest not present in Australia but is a serious threat to Australia’s rice industry. This resource outlines a description, damage, lifecycle, hosts, distribution, actions to minimise risks and reporting.

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Exotic Pest Alert: Rice Blast

Rice blast (Magnaporthe grisea) is an exotic plant pest not present in the New South Wales Rice Biosecurity Zone but is a serious threat to Australia’s rice industry. This resource outlines hosts, symptoms, disease cycle, actions to minimise risks and reporting.

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Armyworms in rice

The common armyworm Leucania convecta (Mythimna convecta) was a localised and sporadic pest of rice until the 2011/12 rice season, but since that time it has become a much more consistent and widespread problem, particularly in the Murray Valley.

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