Methods and Guidance for Testing the Efficacy of Antimicrobials against Biofilm Bacteria on Hard, Non-Porous Surfaces

The Environmental Protection Agency is announcing the availability of two test methods (MB-19 and MB-20) for evaluating the efficacy of antimicrobial pesticides against two biofilm bacteria, Pseudomonas aeruginosa and Staphylococcus aureus, as well as regulatory guidance for pesticidal claims for those products. These test methods and guidance provide a framework for registrants who seek to make a claim for antimicrobial pesticide products to control these bacteria on hard, non-porous surfaces.

Under the Federal Insecticide, Fungicide, and Rodenticide Act, the registrant of an antimicrobial product with a public health claim is required to submit efficacy data to EPA in support of the product’s registration.   Continue reading

Webinar: Drought and Invasive Species

This webinar is presented by SREF & Forest Service Office of Sustainability and Climate.

What will you learn?

Drought creates the potential for invasive plant species to increase in diversity and abundance in a variety of ecosystems, often mediated by the occurrence of disturbances (wildfire, insect outbreaks). Learn more… Continue reading