Sorghum-Sudangrass

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This Week on N Field: Frost and Prussic Acid

October 27, 2023
Sorghum, soghum-sudan and milo are great options for fall grazing, but producers should be cautious of frost damage and prussic acid prior to putting cattle out to graze.

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Closeup of combine harvesting soybean
While soybean residue can be grazed, it has much lower crude protein levels than soybeans, so producers using soybean residue as feed should also supplement to meet a dry cow's nutrient requirements..

Pasture and Forage Minute: Prussic Acid Following Freeze, Soybean Residue for Forage

October 12, 2023
Learn more about avoiding prussic acid poisoning in sorghum following a freeze, and why producers should always supplement when feeding soybean residue.

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Frozen sorghum-sudangrass
Once a freeze occurs, it takes seven days for prussic acid to dissipate from forage sorghum species like sorghum-sudangrass. The hours immediately after a frost have the highest level of toxic compounds in these plants.

Frosted Sorghum and Prussic Acid

October 6, 2023
A review on how to safely graze forage sorghum species after freezing temperatures.

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Sunflower cover crop

Warm-season Species for Soil Health and Forage Purposes

July 27, 2023
Taking advantage of summer heat and abundant sunlight, warm-season cover crops can accumulate impressive amounts of biomass, cover bare ground quickly, suppress weeds, reduce erosion and improve soil health.

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Hailed field
Hail on July 8 took corn down to the stalk in some areas of Nebraska. (Photo by Gary Stone)

Annual Forage Options After Hail

July 14, 2023
Before planting forages in fields where your crop was destroyed by hail, take a moment to review these financial management and cropping system considerations.

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When planted in early July, sorghum-sudangrasses can produce three to four tons by early to mid-September. (Photo by Troy Walz/UNL Beef)

Annual Forage Options for July or August Planting

July 13, 2023
UNL Beef provides information on forage species selection and key management considerations based on desired use.

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Alfalfa windrows
To avoid rain delays on swathing and baling alfalfa hay, producers can lower harvest drying times by using wider windrow swatch and crimper conditioning.

Pasture and Forage Minute: Managing Alfalfa Windows, Grazing Summer Annual Forages and Water Quality

July 10, 2023
Management strategies for curing alfalfa windrows in adverse weather conditions, grazing sudangrass and sorghum-sudan hybrids safely, and water quality issues for livestock on pasture.

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Cattle in pasture
Whether cereal plant forages are grazed out, hayed or harvested as wheatlage this year, the goal is to timely plant subsequent summer annuals between mid-May to mid-June for optimizing yields.

Pasture and Forage Minute: Wheat Grazing vs. Grain Value, Choosing Summer Forage

May 16, 2023
This week — Recommendations for producers considering wheat for forage, including varieties and planting timelines for summer annual grasses, plus tips on control measures for poison hemlock.

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