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crop injury

Tips to minimize cotton injury with first post applications

mixing pesticides

• By Larry Steckel • This week will be the start of the early postemergence applications in cotton. These applications are often critical to not only curtail weed competition but to combat thrips injury as well. The biggest concern with these applications is injury to the young cotton plants. Traditionally, the main pesticides applied are a mixture of glyphosate plus ... Read More »

Consider planting conditions when choosing preemergence herbicides

cotton injury from warrant

• By Charlie Cahoon Jr. • According to the most recent Cotton Planting Conditions Forecast, planting conditions should improve by next Wednesday, May 13, 2020. For those itching to start earlier in the week, I hope you consider how marginal planting conditions can influence cotton response to preemergence herbicides. Cool, wet conditions can influence cotton tolerance to all residual herbicides. ... 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 »

Critical Management Period

missouri cotton flower

By mid-June, we reached a critical time for our cotton crop in terms of preserving yield potential as a result of moisture stress. This is not the norm for Arkansas. Some fields continued to produce nodes close to what was expected. However, many fields of all ages across the state exhibited a big slowdown in node production, indicating the need ... Read More »