In little over 20 yr, Palmer amaranth has risen from relative obscurity to its current status as
one of the most widespread, troublesome, and economically damaging agronomic weeds in …

This review focuses on proactive and reactive management of glyphosate‐resistant (GR)
weeds. Glyphosate resistance in weeds has evolved under recurrent glyphosate usage, with …

Herbicides are the foundation of weed control in commercial crop-production systems.
However, herbicide-resistant (HR) weed populations are evolving rapidly as a natural …

Herbicides with new modes of action are badly needed to manage the evolution of
resistance of weeds to existing herbicides. Yet no major new mode of action has been …

With no major new site-of-action herbicide introduced into the marketplace in the last 20
years, the stagnation or decline in available herbicides in the past decade in a number of …

Weed science, as an integral part of agricultural production needs to evolve by moving away
from its mono-disciplinary perspective at targeting weeds, sometimes a single species …

The efficacy of any pesticide is an exhaustible resource that can be depleted over time. For
decades, the dominant paradigm–that weed mobility is low relative to insect pests and …

Changes in the weed flora of cropping systems reflect the impacts of factors that create safe
sites for weed establishment and facilitate the influx and losses to and from the soil …

Palmer amaranth (Amaranthus palmeri) is an annual plant native to the desert Southwest of
the United States and Mexico and has become invasive and caused large economic losses …

In 2005, the existence of glyphosate-resistance in Palmer amaranth was confirmed at a
single 250 ha field site in Macon County, Georgia. Currently, all cotton producing counties in …