Home » Tag Archives: resistance management

Tag Archives: resistance management

Why you should plant non-Bt corn as resistance insurance

corn earworm

• By Dominic Reisig • All growers who plant Bt corn in North Carolina are required by law to plant non-Bt corn (refuge). Details are specified on the bag tag, but non-Bt corn must represent at least 20% of the total corn acres, including both Bt and non-Bt corn. Even if refuge-in-a-bag (RIB) hybrids are planted, North Carolina growers must ... Read More »

Glyphosate-resistant Italian ryegrass management: Now is the time!

ryegrass

• By Daniel Stephenson and Josh Copes • Glyphosate-resistant Italian ryegrass has been an issue in the mid-South for the past 10 to 15 years. In Louisiana, growers have been battling this pest for five to 10 years, and the problem is spreading each year. Louisiana does not have ryegrass issues like Mississippi, but if control strategies are not implemented, ... Read More »

Don’t lose corn yield to early weed pressure

tamu weed plots

• By Tom Barber • Weed control in Arkansas corn production has become more difficult over the past several years with the onset of glyphosate-resistant pigweed, marestail and ryegrass. Each of these weeds, if not controlled prior to planting, can rob corn of yield potential. To make matters worse, pigweed populations have been found resistant to six herbicide modes of ... Read More »

Dec. 2-4 Mississippi Row Crop Short Course offers myriad of topics

row crop short course logo

Nearly 500 people have already pre-registered for the 2019 Row Crop Short Course. The program, complete with CCA credits, can be downloaded by clicking here. The 2019 Row Crop Short Course will be held at the Cotton Mill Conference Center in Starkville, Mississippi, from Dec. 2-4. Registration is free of charge until Wednesday, Nov. 27. After Nov. 27, including at ... Read More »