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Red-brown colored weevil with bent antennae originating on the elongated mouthparts.

Red Sunflower Seed Weevils in South Dakota

Fact sheet on red sunflower seed weevils in South Dakota

Two researchers analyzing soil in a no-till field with cover crops growing throughout.

Does the COMET Carbon Model Address Soil Health Principles?

The COMET-Farm model, developed by USDA/NRCS and Colorado State University, is a whole farm and ranch carbon and greenhouse gas accounting system. Learn how it addresses the Five Soil Health Principles.

Mother cow with calf in a dry, drought-stressed rangeland.

Sustainable Agriculture Curriculum Now Available for Middle School Educators

July 21, 2021

South Dakota State University Extension has launched a new educational program for middle school science teachers, homeschoolers and 4-H youth program advisors looking to add a sustainable agriculture curriculum to their lesson plans.

Weeds growing abundantly between rows of soybean in a research plot.

Weeds Are Starting to Flower: Management tactics to minimize seed production in soybean

Flowering weeds are an indication that seed production is about to occur, and viable seeds can soon be produced. Learn a variety of strategies to manage these weeds before they become a problem in your soybean fields.

A herd of cattle grazing in a snowy pasture.

Do You Have To Defer Grazing on Winter Pastures?

How can ranchers improve profitability when feed typically represents well over half of cow-calf production costs? Grazing dormant winter range is a common practice to reduce costs in South Dakota. Grazing winter range when plants are completely dormant minimizes negative impacts on the function of the plant during the growing season. Separate pastures are typically designated for winter use only, often based on availability of winter shelter, water and access to stored feeds.

A herd of cattle grazing near a pond on an open range.

Ranch Drought Planning

Fact sheet with general drought planning tips from the range and natural resource perspective.

A soybean stem with several small nymphs and adults on it.

Why the 250 Threshold is Still Appropriate for Soybean Aphids

When gearing up for soybean aphid scouting, it is important to think about the population densities that warrant insecticide management.

A series of three creep feeders placed on an open range. Courtesy: Robin Webster (CC BY-SA 2.0)

Creep Feeding Options: Will it Pay?

Creep-feeding should be evaluated on yearly basis to determine if it will provide production and economic benefits to the operation.

corn field with sunrise in the background

2018 Field Plot Summaries for Corn: Fungicide Trials

This document contains results of corn field trials conducted during the 2018 growing season to evaluate foliar fungicides to manage various corn diseases.

Samantha Schlaffman holds up her plaque

SDSU Extension presents staff and faculty awards during 2024 Fall Conference

October 29, 2024

South Dakota State University Extension recognized staff and faculty members for achievements in service and educational programming at its annual Fall Conference.