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Articles Tagged with ''post-emergence''

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U. Minn. Offers Tips For Pre-Emergence Herbicide Application

May 4, 2022 | Posted in Seeding & Planting, Crop Protection
Source: University of Minnesota Extension
Preemergence herbicides can aid in the control of troublesome weeds such as waterhemp and giant ragweed. They can also result in lower weed densities and a more uniform weed height at the time of postemergence herbicide application, aid in the management of herbicide-resistant weeds, and ultimately help protect crop yield potential and profitability.
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Waterhemp Problems Spread To Indiana

September 30, 2011 | Posted in Crop Protection
Source: By Bill Johnson and Glenn Nice, Purdue Weed Science, Purdue University
Waterhemp has been present in Indiana field surveys for at least the last 10 years but recent control issues with glyphosate is moving this weed up on the radar of concern for Indiana growers.
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Don't Apply All Residual In The Fall

October 6, 2009 | Posted in Crop Protection
Multiple years of OSU research on fall and spring no-till herbicide treatments have consistently shown that the value and effectiveness of residual herbicides for soybeans is maximized when they are applied in the spring, not the fall.
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Hit Those Weeds Early

Early-season weed competition may be one of the biggest contributors to unseen yield losses in herbicide-tolerant corn.
By Frank Lessiter posted on February 15, 2007 | Posted in Crop Protection
To harvest the highest possible corn yields with conservation tillage, weed scientists maintain early weed control is essential. Weeds that emerge at the same time as corn plants are much more competitive with a growing crop than later-emerging weeds.
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