With a cool, wet start to the growing season, growers are now racing to get the crop in. After planting, be sure to scout seedlings for disease. The following are some of the prevalent pathogens in our area that can affect your seed – whether conditions are cold and wet, or hot and dry.
The three main categories of soybean seedling diseases are seed rot, seedling mortality, and root and stem decay:
Photo courtesy of NDSU
Identifying the specific pathogen causing disease will assist with management decisions for the field in future growing seasons. This may include planting resistant soybean products or using fungicide treated seed. Consider the following information for each field to help distinguish which pathogen is present:
For assistance with disease identification, contact your state Plant Disease Clinic:
Diseases are difficult to control once they develop. Therefore, the most inexpensive, efficient, and effective disease control measures are preventative. Remember, any factor that delays germination or seedling emergence provides increased opportunity for disease infection.
Management of soybean seedling diseases includes: