RFS waivers

Failed cotton stand. Photo: North Carolina State University Unfortunately, last week’s rain proved too much for many cotton fields. For those pondering their replant options, here are some points to consider: 1. Regardless of replant crop, you must first deal with your existing cotton stand. This is best accomplished with paraquat applied prior to replanting while the existing cotton is still small. Tillage is also an option where feasible.

Stalk borer in corn stem. Stalk borers are an occasional pest of corn in Nebraska. Stalk borer damage in corn commonly is confined to plants in the first few rows near field margins, fence rows, grass terraces, and waterways. In addition to attacking corn, stalk borers attack over 100 other species of plants, including ornamentals, garden vegetables, broadleaf weeds, and grasses. They may feed on soybeans as well, but they are not an economically important pest of soybeans.

Soybean gall midge larvae and damage under soybean stem epidermis. Photo: University of Minnesota In 2018, soybean gall midge emerged as a new species causing significant injury and yield loss to soybean in Nebraska, Iowa, South Dakota and Minnesota. The rapid widespread emergence of this new pest has left growers, consultants and researchers with significant gaps in critical information that is necessary to mitigate and manage this new threat.