Results 61 to 70 of about 814 (191)

Achieving Full-season Waterhemp Control in Soybean [PDF]

open access: yes, 2019
Although there are many ways weeds escape control in crop fields, one of the leading causes of waterhemp control failures is emergence of plants following postemergence herbicide (POST) treatments.
Hartzler, Robert, Anderson, Meaghan
core  

Glyphosate resistance and EPSPS gene amplification confirmed in a waterhemp (Amaranthus tuberculatus) biotype from Connecticut

open access: yesAgrosystems, Geosciences & Environment
Waterhemp (Amaranthus tuberculatus) is an economically important broadleaf weed that threatens corn and soybean production across the United States.
Jatinder S. Aulakh   +4 more
doaj   +1 more source

Common Waterhemp Growth and Fecundity as Influenced by Emergence Date and Competing Crop

open access: yesAgronomy Journal, 2007
Common waterhemp (Amarathus rudis Sauer) is a frequent weed in glyphosate‐resistant (GR) crops in the midwestern USA due, in part, to the delayed emergence of its seedlings. Variable waterhemp emergence was simulated by transplanting seedlings into both corn (Zea mays L.) and soybean [Glycine max (L.) Merr.] and bare plot areas at differing crop growth
Uscanga-Mortera, E.   +3 more
openaire   +3 more sources

Integrating early spring‐planted barley or oat for Palmer amaranth management in soybean

open access: yesCrop Science, Volume 66, Issue 1, January/February 2026.
Abstract Fall‐planted cover crops (CCs) are widely used for weed suppression, but CC establishment challenges after fall harvest in temperate regions necessitate alternative approaches. The objectives of this study were to evaluate the integrated effect of spring‐planted barley or oat CC and herbicide programs for CC biomass production, Palmer amaranth
Vipin Kumar   +5 more
wiley   +1 more source

Herbicide programs for control of a five‐way herbicide resistant waterhemp population in Xtendflex or Enlist E3 soybean

open access: yesCrop, Forage &Turfgrass Management, Volume 11, Issue 2, December 2025.
Abstract Waterhemp [Amaranthus tuberculatus (Moq.) J.D. Sauer] is one of the most problematic weeds in soybean [Glycine max (L.) Merr.] production in the Midwestern United States. In recent years, the adoption of soybean resistant to dicamba, 2,4‐D, and/or glufosinate have enabled the use of these herbicides to improve control of problematic weeds ...
Claudia R. Bland   +3 more
wiley   +1 more source

Factors leading to inconsistent waterhemp control [PDF]

open access: yes, 2002
Waterhemp continues to be one of the most problematic weeds for Iowa farmers. A higher frequency of waterhemp escapes was observed in Roundup Ready soybean fields during 2001 than in previous years.
Hartzler, Robert
core  

Weed seed destructor: A harvest weed seed control method to manage waterhemp in soybean [PDF]

open access: yes, 2023
Waterhemp (Amaranthus tuberculatus [Moq.] J.D. Sauer) is the most common and troublesome weed in soybean (Glycine max [L.] Merr.) based cropping systems of the Midwestern United States (U.S.). Evolution of multiple herbicide resistance in waterhemp is an
Meadows, Alexis Linnea
core  

Interactions between glyphosate, Fusarium infection of waterhemp, and soil microorganisms [PDF]

open access: yes, 2018
In recent years, an increasing number of weed populations have been characterized with resistance to the herbicide glyphosate. In particular, waterhemp has evolved glyphosate resistance (GR) across numerous soybean fields in Missouri. Therefore research is needed to determine best management practices for GR weed biotypes.
openaire   +2 more sources

Comparison of a diflufenican-containing premixture to current commercial standards for residual Palmer amaranth (Amaranthus palmeri) and waterhemp (Amaranthus tuberculatus) control

open access: yesWeed Technology
With Palmer amaranth and waterhemp evolving resistance to nine and six different sites of action (SOAs) globally, soybean producers continue to search for new options to control these problematic weeds.
Matthew C. Woolard   +6 more
doaj   +1 more source

Soybean (Glycine max L.) canopy response to simulated dicamba vapor drift using unmanned aerial sensing

open access: yesPest Management Science, Volume 81, Issue 10, Page 6139-6149, October 2025.
Sensitive soybean canopies subjected to 0.056 g a.e. ha−1 dicamba were identifiable 8 days after treatment using UAS correlating to visible and nonvisible portions of the electromagnetic spectrum. Abstract BACKGROUND Concerns about off‐target dicamba exposure to sensitive vegetation have escalated following the commercialization of dicamba‐tolerant (DT)
Dylan R. Kerr   +5 more
wiley   +1 more source

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