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Seecorn maggot larva feeding on a seed in a field.

Seedcorn Maggot Degree Day Activity Estimates: June 5, 2024

Peak emergence of the second generation of seedcorn maggots is occurring in a few areas of the state. The rest of the state is between the second and third generation emergences.

Tractor applying postemergence herbicide to a corn field early in the growing season.

Considerations of Corn Postemergence Herbicides

Managing weeds after emergence is important to protect the yield potential of corn crops. Learn some important application considerations before selecting a postemergence herbicide.

Cottonwood Creek on the SDSU Cottonwood Field Station.

Ranching and Prairie Streams: Why Riparian Areas Matter

For many producers, riparian pastures are essential to their operations. However, land managers need to balance grazing and utilization needs with riparian health for the long-term benefit of their operation.

Baskets of fresh vegetables at a farmers market

Local Foods: Whole Fresh Vegetables and Herbs

Fresh, whole raw fruits and vegetables grown in South Dakota can currently be sold without a food service license from the South Dakota Department of Health.

Four rows tilled through the three clover treatments

2023 On-Farm Experiences Growing Cucurbits in Newly Established Clover Living Mulch in Eastern South Dakota

Research report determining the impact of two established clover species on weed suppression, crop growth, and yield of squash.

Two pictures of bright, green plants with yellow flowers.

Leafy Spurge or an Imposter?

Leafy spurge is a statewide noxious weed that can be difficult to manage. However, are the recent yellow flowers appearing throughout South Dakota landscapes leafy spurge or another species?

Small black and yellow beetle feeding on the green leaf of a canola plant.

Don’t Forget to Scout Canola for Flea Beetles

Canola emergence is well underway and ahead of emergence at this time in 2023. There are three species of flea beetles that commonly infest canola and feed on the leaves.

Producer with tablet observing a field in late autumn.

Critical Period of Weed Control: A good, but not perfect guideline

The critical period of weed control is the period during a crop lifecycle when weeds need to be managed to avoid a significant yield loss.

Small white maggot next to a brown pill shaped pupa.

Monitor for Seedcorn Maggots in Wet Planted Fields

Current spring conditions, including wet soil and cool temperatures, could result in seedcorn maggot issues in South Dakota.

Seecorn maggot larva feeding on a seed in a field.

Seedcorn Maggot Degree Day Activity Estimates: May 29, 2024

Many of the northern counties are approaching enough degree days for a peak second-generation seedcorn maggot emergence to occur.