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Wheat Streak Mosaic Developing in Winter Wheat Fields
A few winter wheat fields in central South Dakota have been found with wheat streak mosaic disease. Incidence of this disease varied from a few plants to large portions of the field with yellowing leaves.
It’s Time to Scout Alfalfa for Cutworms
One of the earliest insect pests that can be found in South Dakota’s alfalfa fields are army cutworms. Injury from cutworms can sometimes be overlooked until large patches of an alfalfa field have been “cut.”
Plant Disease Management Decisions to Make Before Planting
For most plant diseases, in-season management choices are very limited. In fact, there are no in-season management options available for diseases caused by nematodes, viruses, and bacteria.
Are Fungicides Needed on Crops Damaged by Wind, Sand Blasting or Hail?
When extreme weather brings hail and sand blasting to fields, many growers wonder if a fungicide application is needed afterwards to protect wounded plants from bacterial diseases.
Wheat Streak Mosaic Virus Showing Up in Fields
Wheat streak mosaic virus is a viral disease, which has been found in samples recently sent into the SDSU Plant Diagnostic Clinic. Learn how to identify it before it takes a toll on wheat crops.
Managing Wheat Curl Mite
Wheat curl mite is one of the more difficult pests to manage in wheat. This is in part due to the limited options available for preventing populations from infesting a field and rapidly reproducing.
Growth Stages of Wheat
Management decisions in wheat production are almost always based on growth stages of the crop. So it is important for wheat producers to be familiar with these growth stages.
Crown Rust of Oats
Crown rust continues to be the most economically damaging and important fungal diseases of oats in South Dakota. Learn how to recognize and manage it in oat fields this growing season.
Scouting Wheat Fields
Scouting is the process of monitoring fields and crops during a growing season. It can provide producers with field specific information on pest pressure and crop injury.
White Mold Development: Is your soybean field at risk?
According to USDA-NASS crop progress report for the week of July 17, 49% of the soybeans in South Dakota are at flowering. The flowering growth stage is also the time when white mold infection is initiated. The white mold pathogen infects the soybeans through the flowers that are senescing after pollination.