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Left: Drill-planted cereal rye cover crop. Right: Pre-harvest broadcast cereal rye cover crop.

Choosing Whether to Preharvest Broadcast Vs. Post-Harvest Drill Cover Crops

Cover crops are frequently planted following the harvest of the grain commodity crops. A decision for producers to make is to whether to preharvest broadcast or postharvest drill the cover crop.

Instructor leading a proctored exam in an agriculture classroom.

South Dakota Commercial Pesticide Applicator Certification Testing

New commercial pesticide applicators and those that have allowed their licenses to lapse must pass commercial pesticide applicator exams to receive certification. Learn about some some helpful resources, contacts, and tips to help you be successful in your certification testing.

three older ladies laughing while looking at an iPad

SDSU Extension hosts new Aging Mastery workshop for older adults

August 12, 2025

South Dakota State University Extension is pleased to announce a new workshop in the Aging Mastery program for older adults.

Eric Berg, professor of animal science at NDSU, giving a presentation

Eating Like a Pig is Healthy

On Thursday, February 25, 2016, Dr. Eric Berg gave a presentation at South Dakota State University on “Eating Like a Pig: The Role of Meat in the Human Diet” as part of the University’s Speakers series.

A stock pond with noticable blue-green algae bloom throughout.

Blue-Green Algae and Livestock

With warmer temperatures, the conditions are right for blue-green algae blooms. Different species of blue-green algae contain various toxins, which can poison livestock, resulting in rapid death.

Two older adults holding hands while walking.

Fall Prevention

SDSU Extension wants to help you avoid the chance of a life-changing fall. We offer a variety of evidence-based, community led, health education workshops to help you address factors that contribute to fall risk.

Older woman and her granddaughter smiling while they pose for a picture.

Dementia

Dementia is an umbrella term to refer to cognitive impairment of various types that interfere with a person’s day-to-day function. Researchers project that half of the adults over the age of 85 will be impacted by some form of dementia.

Three bees on a wooden box.

Backyard Biodiversity: Nest boxes for native bees

Many of our native bee species are solitary. In order to ensure that these kinds of bees spend more time in our yards and gardens, it is important to make sure we include places for them to nest.

A wheat field at sunset.

Water Use by Plant Stage

Over the growing season, solar radiation, air temperature and plant size are the dominant factors in determining evaporative demand and the rate of water use by wheat. Water use can vary dramatically on a day-to day basis, depending on climate and wheat health.

A hand holding a soil sample taken from a soybean field.

Soil Testing Labs

This page contains a list of nearby state or private laboratories that can be used for crop production fields, gardens and lawns.