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Disease Watch Second Edition - 18 October 2016

Welcome to the latest edition of Disease watch, a season long programme designed to keep you informed and ready to tackle diseases invading arable farms around the country.

Disease Watch Arable Bayer Crop Science NZ

Wheat - Southland

With crops at GS32 final leaf three has emerged. Protecting leaf three is important for two reasons: it is one of the yield producing leaves and secondly, if disease is allowed to develop on leaf three, when the flag leaf emerges it does so at the same height in the canopy as the infected leaves and direct transfer of Septoria leaf blotch takes place.

With the prevailing wet weather, warm conditions and active Septoria on the lower leaves it is shaping up to be a challenging year for any crop not adequately protected from disease.

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