Total Landscape Care Digital Magazine
Issue link: http://read.dmtmag.com/i/85694
chemical care Japanese beetle (adult) "When it's more than that, we are careful to rotate products to avoid resistance altogether, especially since we use a lot of products that have imidacloprid (a chloronicotinyl) and bifenthrin (a pyrethroid)," Snyder says. Vittum warns turf managers to be especially mindful of mode of action when dealing with chinchbugs and weevils — two insects that have demonstrated their ability to become accustomed to active ingredients in the pyrethroid class of chemicals. "The most common examples of resistance in turf involve southern chinch bugs resistant to pyre- throids and annual bluegrass weevil, also resistant to pyrethroids," Vittum says. "I have not yet heard of any confi rmed cases of resistance to neonicoti- noids, in spite of the fact they have been used for many years in many locations." MORE PROFIT High-performance grub control at a great value with Mallet® . MORE PROTECTION Fend off tree-killing invasives like Asian Longhorned Beetle and Emerald Ash Borer with drench-applied Mallet® . MORE FLEXIBILITY Spray on even the coolest days without sacrificing weed control with Cool Power® . Collaborate. Create. Succeed. www.nufarm.com/usto ©2012 Nufarm. Important: Always read and follow label instructions. Cool Power®, Escalade®, Mallet® and ProDeuce® are trademarks of Nufarm. January 2012 / TOTAL LANDSCAPE CARE 37 SUSAN ELLIS, USDA APHIS PPQ, BUGWOOD.ORG Write 370 on Reader Service Card or visit TotalLandscapeCare.net/info