Results 61 to 70 of about 815 (193)

Economic analysis of diversified corn herbicide programs for weed management and rotation flexibility in western Nebraska

open access: yesAgrosystems, Geosciences &Environment, Volume 9, Issue 4, December 2026.
Abstract Corn (Zea mays L.), dry edible bean (Phaseolus vulgaris L.), and sugarbeet (Beta vulgaris L.) are frequently grown in rotation in the Panhandle of Nebraska. The primary weed challenges in this system are Palmer amaranth (Amaranthus palmeri S. Watson) and kochia [Bassia scoparia (L.) A.
Abraham Akuoko   +2 more
wiley   +1 more source

Prediction of cereal rye biomass accumulation in Wisconsin based on weather and agronomic management

open access: yesCrop, Forage &Turfgrass Management, Volume 12, Issue 2, December 2026.
Abstract Cereal rye (Secale cereale L.) biomass accumulation is strongly influenced by weather conditions and management practices, making accurate biomass estimates critical for guiding farmers’ management decisions. In this study, we evaluated how weather (e.g., temperature and rainfall) and management practices (including planting and termination ...
Fabiano Colet   +12 more
wiley   +1 more source

Waterhemp update [PDF]

open access: yes, 1998
It was reported in the July 20 ICM newsletter (pages 146-147) that there were several incidents where weeds were not controlled by Roundup Ultra. Mention was made of a specific field near Everly, Iowa, where common waterhemp was surviving 3 applications ...
Owen, Micheal
core  

WATERHEMP (AMARANTHUS TUBERCULATUS) IN SOYBEAN IN KENTUCKY CONDITIONS [PDF]

open access: yes, 2013
Waterhemp was a sporadic weed in Kentucky soybean production since the 1970’s. Waterhemp’s presence was not significant until the 1990’s after a widespread adoption of imazaquin and imazethapyr herbicides in the late 1980’s by Kentucky farmers which ...
Patton, Blake P
core   +1 more source

Population genetics of herbicide resistance in waterhemp [PDF]

open access: yes, 2010
Waterhemp populations resistant to herbicides that inhibit protoporphyrinogen oxidase (PPO) have been identified throughout the Midwest and the mechanism of resistance in populations from Illinois was previously determined to result from a 3 base pair ...
Thinglum, Kate A.
core  

Comparative analysis of Palmer amaranth (Amaranthus palmeri) and waterhemp (A. tuberculatus) in Iowa [PDF]

open access: yes, 2022
Waterhemp (Amaranthus tuberculatus [Moq.] J.D. Sauer), a native to the Midwestern United States, is difficult to control in crops and has become resistant to several herbicides.
Baker, Rebecca
core  

Evaluation of two‐pass herbicide programs for broad‐spectrum weed control in conventional tillage non‐transgenic corn production in Wisconsin atrazine prohibition areas

open access: yesAgrosystems, Geosciences & Environment, 2023
Achieving effective weed control is crucial for Wisconsin conventional corn growers farming in atrazine prohibition areas. Upon request from our extension clientele, a field study was conducted at Arlington and Brooklyn, WI, in 2021 and 2022 (four site ...
Ahmadreza Mobli   +3 more
doaj   +1 more source

Brassica biofumigation cover crops in US agroecosystems: A systematic review of research from 2014 to 2024

open access: yesAgronomy Journal, Volume 118, Issue 3, May/June 2026.
Abstract Biofumigation with brassica cover crops (BCCs) is gaining momentum in the United States as an ecologically sound alternative to chemical pest suppression in agricultural systems. This review critically evaluates the impacts of Brassica species on soil health, weed suppression, disease mitigation, and control of plant‐parasitic nematodes (PPNs)
Karthik Karuppanan   +4 more
wiley   +1 more source

Control of glyphosate-resistant waterhemp (Amaranthus tuberculatus) in dicamba - resistant soybean in New York

open access: yesWeed Technology
Recent reports of glyphosate-resistant (GR) waterhemp pose serious concerns among crop producers in New York. Field experiments were conducted in 2019 and 2020 near Waterloo, New York, to evaluate the effectiveness of preemergence, postemergence ...
Midhat Z. Tugoo   +4 more
doaj   +1 more source

Development and Preliminary Evaluation of a Machine Vision‐Guided Smart Sprayer Prototype Toward Precision Vegetable Weeding

open access: yesJournal of Field Robotics, Volume 43, Issue 3, Page 1973-1987, May 2026.
ABSTRACT Sustainable weed management necessitates herbicide‐reduced, precision weed control. Recent advancements in machine vision and artificial intelligence (AI) for weed recognition and localization have created new opportunities for high‐precision weeding. Although blanket spraying systems are widely used for weed removal, machine vision‐guided, AI‐
Boyang Deng, Yuzhen Lu, Daniel Brainard
wiley   +1 more source

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