Experiments were conducted from 1973 through 1975 on Lucedale sandy loam to determine the influence of in-row cotton (Gossypium hirsutum L. 'Stoneville 213') densities on the competitiveness of ...

Percent germination and germination rates of seeds of atrazine (6-chloro-N-ethyl-N′-(1-methylethyl)-1,3,5-triazine-2,4-diamine)-resistant and -susceptible biotypes of redroot pigweed (Amaranthus ...

Representing some of the most troublesome agricultural weeds, waterhemp, smooth pigweed, and Palmer amaranth impact crop production systems across the US and elsewhere with ripple effects felt by ...

With pigweed resistance spreading fast, growers need more than herbicides. New research reveals when and how cover crops can step in. From left, cereal rye terminated two weeks after soybean planting ...

This summer, we have gotten a few calls about Palmer amaranth and waterhemp, two pigweed species that unfortunately are becoming more common. These two pigweeds are difficult to control, mostly due to ...

If you think waterhemp is bad, you don’t want to meet its close cousin Palmer amaranth. For the past decade, glyphosate-resistant populations of this pigweed-on-steroids have plagued southern cotton ...