
At a recent field day in Clarkdale, Ark., soybean producers saw the potential benefits of treating problem weeds--such as horseweed and Palmer Amaranth (pigweed)--early rather than waiting for a delayed application of glyphosate.
Bayer CropScience, in cooperation with the University of Arkansas Cooperative Extension Service, hosted the event, which demonstrated Liberty Link technology in soybeans as a means of battling glyphosate resistant weeds.
DR. DICK OLIVER, UNIVERSITY OF ARKANSAS CES
(Audio Clip 1): Oliver says that early season weeds pose the greatest threat to yield loss.
(Audio Clip 2): Oliver adds that with multiple glyphosate resistant weeds across the Mid-South, producers should spray herbicides before their weeds become unmanageable.
(Audio Clip 3): Oliver outlines the economic impacts of not managing weeds early and how that decision could create extra input costs.
ANDY HURST, BAYER CROPSCIENCE
(Audio Clip 1): Hurst discusses Liberty Link, the only non-selective alternative to Roundup Ready systems.
(Audio Clip 2): Hurst says the active ingredient in Ignite herbicide exists in chemistry class all by itself.
(Audio Clip 3): Hurst describes the difference between Ignite and Roundup's modes of action on weeds and whether producers should attempt tank-mixing the two herbicides.
(Audio Clip 4): Hurst says producers using Ignite should spray weeds shortly after emergence.
DR. BOB SCOTT, UNIVERSITY OF ARKANSAS CES
(Audio Clip 1): Scott says most of his research has centered around timing applications of Ignite and the use of residuals with it.
(Audio Clip 2): Scott says that the horseweed continues to display the greatest resistance to glyphosate, but Palmer Amaranth (pigweed) could soon pose a greater problem for producers.
(Audio Clip 3): Scott adds that he hasn't received more phone calls from producers complaining about glyphosate resistant Johnsongrass this year.
(Audio Clip 4): With years of glyphosate reliance, Scott says he doesn't think many producers have considered the issue.
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