Joanne Whalen, Extension IPM Specialist; jwhalen@udel.edu Endosulfan (Thionex): As a reminder for the 2011 season, all registrations for endosulfan were canceled as of December 2010. Although there is a phase out plan, there is not an existing stocks provision past… Continue Reading
Richard Taylor, Extension Agronomist; rtaylor@udel.edu I’ve noticed several soil tests recently that showed very low levels of zinc and at the same time high levels of available phosphorus and pH levels in the mid to upper 6 range. Growers should… Continue Reading
Richard Taylor, Extension Agronomist; rtaylor@udel.edu With a week gone in April already, many growers are anxious to begin planting corn. The long range forecast promises at least a few days of warmer temperatures in the coming week. Along with the… Continue Reading
Richard Taylor, Extension Agronomist; rtaylor@udel.edu and Phillip Sylvester, Kent Co., Ag Agent; phillip@udel.edu While checking out a barley field for possible manganese (Mn) deficiency problems, we discovered that the field had recently been damaged by freezing temperatures. Photos 1, 2,… Continue Reading
Bob Mulrooney, Extension Plant Pathologist; bobmul@udel.edu As you scout your fields at this time of year it is often easy to find scattered brown spots in barley. Sometimes in wheat and rarely in barley, a minor disease called Ascocyta leafspot… Continue Reading
