Skip to main content

Search

a strand of oats in a field

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.

Group of mixed calves in a feedlot.

SDSU Extension Opens Registration for 2020-2021 Calf Value Discovery Program

October 14, 2020

SDSU Extension Opens Registration for 2020-2021 Calf Value Discovery Program

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.

Hand holding herbicide sprayer over vegetable garden.

Organic Herbicides: Garden and Flower Bed Weed Control

Many South Dakota homeowners do not want to use inorganic or synthetic herbicides due to potential health impacts. Organic herbicides can be a useful tool for weed control when combined with other management practices.

A farmer watching the sun rise in a bare, unplanted field.

Crop Tolerance to Soil Herbicide Residual

Some herbicides can persist in soil, especially dry soil. Herbicide carryover could be an issue in 2021 across the state depending upon last year’s moisture levels and field conditions.

Winter wheat plants at the tillering growth stage with leaves yellowing as a result of wheat streak mosaic virus infection.

Wheat Streak Mosaic Developing in Winter Wheat Fields

A few winter wheat fields in central South Dakota have been found with wheat streak mosaic disease. Incidence of this disease varied from a few plants to large portions of the field with yellowing leaves.

Tractor spraying pre-emergent herbicide in a bare field.

How Well Will Pre-Emergence Herbicides Work in 2021?

It is always good to start with a pre-emergence program to prevent weeds from becoming resistant. With the spring starting out below normal in subsoil, there are questions as to how well preemergent herbicides will work.

Fence line along a broad, open pasture.

Lameness in Cattle: Causes Associated With Injury

Most cattle in pastures and feedlots are exposed to multiple potential causes of injury. Learn some of the injury-related causes of lameness in cattle, starting with the foot and working our way up.

Cow exhibiting lameness symptoms with focus on its right, rear foot.

Lameness in Cattle: Causes Associated With Infections

Infections are among the most-common reasons for lameness in feedlot and adult cattle, and in some cases they can be treated or prevented with more success than other causes of lameness.

Cow receiving veterinary treatment for hoof injury.

Getting to the Bottom of Cattle Lameness Cases: Diagnosis

Making the right decisions about how to deal with a lame animal depends on how accurately the cause of the lameness can be diagnosed and localized.