Methods Team News
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Four new susceptibility Test Methods approved by IRAC
Four new susceptibility test methods for bed bugs, cockroaches, Jassids and rice stem borers have been validated and approved by the IRAC Test Methods Working Group. Details of the methods are available in the IRAC Test Methods Library with the option available to download the methods as pdf files.
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New IRAC video illustrating Test Method 010 with Frankliniella occidentalis
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New susceptibility test method video for Stinkbugs
The IRAC Methods Team have produced another video in their series of test method videos. This video shows how to carry out Method No.030 evaluating the susceptibility of stinkbugs to insecticides from mode of action groups, 1A (carbamates), 1B (organophosphates), 3A (pyerethroids), and 4A (neonicotinoids). The method has been validated for Euschistus heros and can be used for susceptibility baseline testing and resistance monitoring.
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Further Test Methods for Pollen Beetles
IRAC resistance monitoring methods have now been developed for adult Pollen Beetles (Meligethes aeneus) using different chemistries. There is now Method 011 for pyrethroids, Method 021 for neonicotinoids, Method 025 for organophosphates and Method 027 which is under review for indoxacarb.
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Two new Test Methods from IRAC
IRAC Test Methods for Myzus persicae nymphs (No. 023) and for Aphis gossypii nymphs (No. 024), both for use with the MoA Group 28 active, cyantraniliprole, have been developed and posted on the website by the IRAC Methods Team. The methods are available for downloaded from the IRAC website via the links: Method No. 023 and Method No. 024.
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New Aphid Test Method from IRAC
IRAC Test Method (No. 019) for aphids has just been finalised, approved and posted in the Methods Team area of the IRAC website. The method is suitable for monitoring resistance in a number of different aphid species and product classes, the details of which along with a method description are outlined in the Test Method document.