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Sun rises over a frost-dusted pasture.

Last Spring Frost Dates

Knowing the historical last spring frost dates for your area helps growers avoid the risk of frost damage for above-ground vegetation, whether it's for agriculture or horticulture.

Two weevil larva. Top: alfalfa weevil. Bottom: clover leaf weevil.

How to Differentiate Alfalfa Weevils From Clover Weevils

When scouting alfalfa, there are two species of weevils that are commonly observed. They are the alfalfa weevil and the clover leaf weevil. Although they are similar in size and coloration, each species has unique characteristics that can be used to identify them.

Stacked, round hay bales.

Cost-effective and Balanced Cow Rations

Before buying "cheap" feed, it is important to ensure that it will be cost-effective when creating balanced rations for the winter. Learn some things to consider before purchasing.

a yong man presenting to a group of people

Growing Connections: An Organizational Map of the South Dakota Local Food System

Behind every farmer’s market, community supported agriculture share, or local food event is a network of advocates, educators, and organizations that make it all possible. The South Dakota Local Food System map illustrates the organizations that strengthen local food through a variety of roles and functions.

Cattle grazing a section of a vast, well-managed pasture.

Grazing Calculator

The SDSU Extension Grazing Calculator eliminates the guesswork and mess associated with doing calculations by hand. It requires a few inputs on your end, and you will be able to save a downloadable Excel file for your record keeping.

Digital padlock over a circuit board, representing data encryption.

Protecting Your Data: The Role of Authentication and Encryption in Agricultural Cybersecurity

Precision agriculture emphasizes using data to make smarter farming decisions. In the digital world, authentication and encryption are two prevalent ways to keep farm data secure, accurate, and trustworthy.

A group of people rides on a trailer through the Northeast Research Farm

Summer field days showcase South Dakota Agricultural Experiment Station sites

August 25, 2023

Each summer, the South Dakota Agricultural Experiment Station system showcases its research stations with field days. The days include guided tours of each facility and presentations from SDSU and SDSU Extension researchers. Producers, industry professionals and members of the general public can see how winter wheat varieties are tested, or take a trip through a high tunnel.

Oat plants exhibiting crown rust symptoms.

Does Crown Rust in Oats Cause Problems for Livestock?

When wet, cool conditions predominate in the spring, crop producers may have to deal with crown rust in oats. When this crop disease is abundant, questions from livestock producers arise. Could crown rust in oats harm livestock if it’s present on pasture or in hay?

a large group of 4-H members and supporters standing on the Capitol stairs

South Dakota 4-H Hosts Inaugural Capitol Day Event

April 03, 2020

More than 160 4-H members and supporters from across South Dakota joined together for the inaugural South Dakota 4-H Capitol Day in Pierre on January 15.

Young, black calf being bottle fed in a pen.

Managing Orphaned Calves

With careful management and proper nutrition, calves orphaned by challenging winter weather can perform similar to calves still on the cow.