Weed control economical, yield-critical in corn

by Kay Ledbetter, Texas A&M AgriLife

Just how much water are weeds using in a corn crop, and is it more economical to treat or not is the focus of a Texas A&M AgriLife study.

Dr. Jourdan Bell, Texas A&M AgriLife Extension Service agronomist in Amarillo, and her Texas A&M AgriLife Research graduate student Aislinn Walton have found in early results heavy weed pressure could result in a 100-bushels-per acre yield loss on a corn crop. Continue reading

Layby applications might help control morningglory in corn

In Southeast Farm Press

When I arrived in Tifton, Ga., 17 years ago, it was very common for corn growers to layby with Evik herbicide. Although this was usually for Texas panicum management, Evik provided some level of control of annual morningglory and other weed species.

Although Palmer amaranth is definitely Public Enemy No.1 for most row crops, I argue that in field corn annual morningglory is the real “Al Capone.” There are several reasons why annual morningglory can be problematic in field corn in the Southeast: Continue reading

NMSU researcher develops model to help chile growers battle weeds

In Southwest Farm Press

by Kristie Garcia, NMSU

The tall morning glory weed can be problematic for chile growers. The presence of this weed in crops may lead to an increase in harvesting time or hoeing time and may also result in fewer chile pods.

A solution just may be integrated pest management that focuses on the soil seed bank. Continue reading