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herbicide

Forty years of observing cotton plants

larry walker

Four decades ago, Dr. Raymond Sheperd and I were standing in Field 10 in one of his cotton nurseries at the Auburn Plant Breeding Unit. I was a young experiment station superintendent, and I fussed about how short the cotton was. Sheperd was the U.S. Department of Agriculture cotton breeder at Auburn and was developing root-knot resistant cotton lines. He ... Read More »

BASF launches weed ‘eradication’ initiative

palmer pigweed

• By Vicky Boyd, Managing Editor • BASF recently launched an industrywide initiative – “Operation Weed Eradication” – that challenges growers and others within agriculture to take a zero-tolerance approach to ridding fields of devastating weeds. “As an industry, we’ve talked about managing weeds. We need to switch that up to eradicating those weeds in the field,” Scott Kay, vice ... Read More »

Dry Condition Can Affect Herbicide Efficacy, Crop Injury

non-drought stressed pigweed

• By Stanley Culpepper • Dry conditions across the region are influencing both weed control and cotton injury. Weed Control: Most weeds, especially Palmer amaranth, become more tolerant to topically applied herbicides under dry conditions. A thicker wax layer on the leaf (stem) surface, dust on the leaf surface, and leaf closure or stem rolling can reduce herbicide uptake and ... Read More »

It’s Past April 15, Which Dicamba Formulation Can I Spray?

spraying herbicides in texas

• By Tom Barber • I have fielded several questions over the past week about dicamba regulations and what the rules “mean” and what can be sprayed etc. Most questions revolve around what is “legal to spray” after April 15 for pre-plant burndown, emerged corn, and Xtend soybean or cotton. I will admit the way the rules are written it ... Read More »

Burndown Targets Resistant Weeds

By Carroll Smith Senior Writer Small PigweedA lot of time and effort has gone into developing in-season strategies to manage problem weeds such as glyphosate-resistant Palmer amaranth (pigweed) and Italian ryegrass. Now, research has shown that applying herbicides in the fall, particularly after corn harvest, can help knock down resistant weeds that emerge prior to the first frost and reduce ... Read More »

Managing A Late Crop

In many areas of the Belt, the cotton crop is somewhat behind schedule this year, requiring producers to make adjustments to their “normal” production practices. Thirty percent of the Web Poll respondents say they have had to deal with adjusting PGR rates, spraying more for insect pests, adjusting herbicide programs and keeping an eye on their irrigation scheduling. Following is ... Read More »