Category Archives: Natural enemies

IPM Forums for growers and advisers – Thursday July 28th, 2011

By Melina Miles | Published: July 17, 2011
These Forums, for growers and advisers, will provide an opportunity to hear about recent research into the management of  insect pests  in grains and cotton. Researchers will be able to discuss with you strategies and options for the upcoming season, what to look out for, and how to minimise your risk of losses caused by key insect [...]
Also posted in aphids, Cotton, Events, Grains, mealybugs, Winter cereals | Leave a comment

How to check for parasitism in whitefly populations.

By admin | Published: February 22, 2010
We have fielded numerous enquiries this week from consultants who would like to assess levels of whitefly parasitism. This is achievable in the field with the use of a hand lens. Parasitism levels appear to be a little down from last year, but still good levels have been recovered. Parasitism so far has ranged from [...]
Also posted in Silverleaf whitefly | Leave a comment

Friendly fighter conquers foe

By admin | Published: November 30, 2007
Microplitis demolitor is just one of many friendly fighters that battle to contain numbers of one of our most important pests, the corn earworm, Helicoverpa armigera. Corn earworm on grain sorghum is making its presence felt and many crops are being sprayed with Helicoverpa nucleopolyhedrovirus (NPV) to control above-threshold infestations of caterpillars. The current high [...]
Also posted in Sorghum | Leave a comment

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