resistance management

• By Stanley Culpepper and Taylor Randell • Research over the past three seasons has confirmed a Georgia population of Palmer amaranth to be resistant to topical applications of PPO herbicides including Reflex, Cobra and Blazer (Figure 1). For cotton and...

Planting into a weed-free field, applying residual herbicides and knocking back that first weed flush reduces competition and yield loss. • By Amanda Huber • A big part of getting the crop off to a good start is managing weeds. The...

A proactive approach using diverse weed-control tactics is the most effective way to manage herbicide resistance. Early detection leads to easier management and decreases the potential spread of the resistant biotype. Unfortunately, because resistant plants and susceptible plants look alike,...

.textbox {padding:2px 6px 4px 6px; color: #000000; background-color: #fff7e6; border: #4d3400 2px solid} Foliar disease has shifted from early to late leaf spot, and fungicide shortages will mean a change in management plans.  • By Amanda Huber  • Climate conditions, coupled with continued...