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A herd of cattle gather around a stock pond on a vast, lush grassland. Courtesy: USDA [CC BY 2.0]

Weed Control: Pasture and Range

There are 24 million acres of native and tame pasture and range as well as 1.4 million acres of grass hayland in South Dakota.

A close shot of a black and red cow's face. A blurred white cow's head is in the foreground.

Testing Your Beef Cattle for Bovine Viral Diarrhea Virus

Bovine Viral Diarrhea Virus (BVDV) is among the most important pathogens affecting today’s beef and dairy cattle operations. Associated with reproductive, digestive, and respiratory illnesses in cattle, the virus can also create a congenital, persistent infection in calves, greatly aiding the virus’ spread within and between herds.

A brown cow and a black calf standing in a muddy, water-soaked feedlot.

Notes From the ADRDL: Yersinia Infections in Beef Cattle

Of all the germs associated with cattle illnesses, a pathogen that’s not one of the usual suspects has been identified in several cases of cattle death losses in Eastern South Dakota.

A close up view of the stem of palmer amaranth which is hairless.

Identification and Management of Palmer Amaranth in South Dakota

Guide for the identification and management of Palmer Amaranth in South Dakota

Indoor trade show exhibition at state fairgrounds.

Attending World Pork Expo? Consider Biosecurity

The World Pork Expo will return to the Iowa State Fair June 9–11, 2021. Pork producers and production employees must always be vigilant about biosecurity, especially when visiting industry events.

Three grassland insects. From left: white grub, dung beetles and Dakota Skipper Butterfly.

Rangeland Insects Are Critical Indicators of System Health

Insects, in general, may offer more indication of rangeland health than any other type of organism. They serve as key building blocks that other organisms depend on.

Two producers moving cattle out of a shelter.

Biosecurity for Beef Cow-Calf Operations: Managing the Entry of New Animals

Infectious disease can impact cow-calf operations in dramatic ways. These steps should be considered the minimum standards for introducing new animals into cow-calf operations to avoid the spread of infectious disease.

2020 Plant Disease Summaries for Small Grains

A number of field trials were implemented in the 2020 growing season with the general objective of assessing various disease management practices suitable for South Dakota growers and the Great Plains.

A yearling heifer grazes on Canada thistle after a mid-October snowfall.

Plan Now to Control Weeds With Grazing Next Season

Livestock will graze Canada goldenrod, Canada thistle and perennial sow thistle. At certain times of the year, these plants have crude protein, total digestible nutrients, and invitro dry matter digestibility concentrations similar to alfalfa and other common forages.

A small black bug with tan margins on the wings. This insect is resting on a grass seed head.

Drought Conditions Magnifying Impact of Black Grass Bugs

With much of South Dakota continuing to experience moderate-to-extreme drought conditions, black grass bugs could become a concern in some areas. Large populations of black grass bugs can cause severe damage to pasture.