Weed Management

People gather at field border to hear presentation — Amit Jhala discusses a project titled "Critical Time of Cereal Rye Termination for Better Palmer Amaranth Suppression After Corn Planting."

Weed Control in Corn and Soybean Topics of Field Day

July 11, 2024

The 2024 Weed Management Field Day highlighted the latest extension research, including recommendations on pre-emergence herbicides for Palmer amaranth in soybean and herbicides for herbicide-resistant weeds in corn.

This Week on N Field: Interseeding Barley or Oat in Soybean for Weed Suppression

July 3, 2024

Weed Management Specialist Amit Jhala discusses the benefits of interseeding cereal cover crops in soybean for weed control.

This Week on N Field: Importance of Early Season Weed Control in Corn

June 21, 2024

For growers who were not able to apply pre-emergence herbicide at corn planting, several herbicide options are available for early post-emergence herbicide application in corn.

Grasshopper on plant leaf — While grasshoppers are considered damaging to rangeland and crops, only a handful of Nebraska’s species have been known to cause damage. Correct identification of these species’ nymphal developmental stage will improve results from insecticide applications. See the Grasshopper Pest Management page for identification resources.

Pasture and Forage Minute: Management Considerations for Grasshopper, Poison Hemlock and Yucca

June 20, 2024

Economic thresholds of grasshoppers have been observed in some Nebraska pastures — review the square foot method and insecticide options to begin scouting and control measures.

This Week on N Field: Precision Sprayer Part 2

June 13, 2024

Extension Weed Management Specialist Amit Jhala goes into depth on the advantages of the new John Deere precision sprayer's dual tank system.

Cattle stand in pasture below thunderstorm — Despite their resiliency, perennial forages can experience significant yield loss from hailstorms. Damage assessment and timing are key to the recovery process for pastures and hay fields.

Pasture and Forage Minute: Hail Damage to Pasture and Hay, Alfalfa Irrigation After a Wet Spring

June 11, 2024

Extension recommendations on reducing the risk of toxic plant consumption for grazing animals, hail damage recovery for pasture and hay fields, and summer alfalfa irrigation following a wet spring.

This Week on N Field: Precision Sprayer

June 7, 2024

Extension Weed Management Specialist Amit Jhala shares details about a new John Deere precision sprayer, which has the ability to detect weeds and spray herbicide in real-time.

Harvested alfalfa falls from combine — First cutting of alfalfa is a great time to assess your field conditions — producers should take time to scout for disease, insects, weeds and other issues that may need corrective action.

Pasture and Forage Minute: Alfalfa Harvest Checklist, Managing Pasture Weeds After Drought

June 6, 2024

It's time for first cutting of alfalfa, which is a prime opportunity to assess field condition. Keep these factors in mind during harvest to get ahead of crop issues.

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