Abundant rain the last couple of months in much of eastern Nebraska has promoted the relatively early emergence of winter annual weeds, particularly marestail. Marestail, also known as horseweed in […]
Harvest Weed Seed Control – Waterhemp Seed Retention Oct 22, 2019
Combines are the most important seed dispersal mechanism for weeds in our cropping system. While a small amount of seed may leave the field with grain, most weed seed that enter […]
For a broad look at working with cover crops for weed control, check out a new web-based resource from the Integrated Weed Management (IWM) Resource Center.
Glyphosate-resistant Italian ryegrass has become a significant issue for Louisiana farmers, especially in the northeastern part of the state. I have been asked when ryegrass would begin to emerge. That […]
While weeds are present in every orchard, there is variation in the species composition and the density of each population from orchard to orchard. Scouting for weeds is the basis […]
At harvest this year, watch for patches of pigweeds, which are quickly multiplying across Ohio. A campaign dubbed “No Pigweed Left Behind” is aimed at encouraging farmers to stop those weeds […]
Kochia, a kind of tumbleweed, has long been associated with the Texas High Plains, but its abundance is starting to alarm Texas A&M AgriLife officials as regional producers are experiencing […]
Tennessee Wheat: Ryegrass Management Options Oct 4, 2019
With all the issues with ryegrass in wheat last year many are asking if there are any better options for control. The main issue is resistance.
The spread of multiple-resistant weeds threatens Iowa’s production system. In order to slow the expansion of resistance, greater diversity in weed management is necessary.
Herbicide Resistant Waterhemp Moves Into Canada Oct 4, 2019
A team including evolutionary biologists from the University of Toronto have identified the ways in which herbicide-resistant strains of an invasive weed named common waterhemp have emerged in fields of […]