Keith Jarvi
- Emeritus Extension Educator Northeast Research & Extension Center University of Nebraska–Lincoln
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Location: Dixon, Wayne, Cedar and Knox Counties
Focus Area: Crops - Integrated Pest Management
Issue Team Co-Leader: Adopting Management Strategies to Deal with Resistant and Invasive Pests
Focus Resources: CropWatch.unl.edu, Water.unl.edu
Pumping Plant Changes Can Mean more Money for Irrigators
June 20, 2008
Some irrigators are paying twice as much as necessary to pump water to their crops, said a University of Nebraska-Lincoln specialist.
Estimating Crop Evapotranspiration
June 6, 2008
A Factor in Irrigation Management
Evapotranspiration (ET) can be defined as the loss of water from the ground, lake or pond, and vegetative surfaces to the atmosphere through vaporization of liquid water. In agro-ecosystems, ET is the sum of two terms:
Enabling Producers To Use Water And Energy Efficiently
June 6, 2008
The Nebraska Agricultural Water Management Demonstration Network
Controlling Summer Grasses In Alfalfa
June 20, 2008
Wet soils in alfalfa fields right after cutting are certain to do one thing — help weedy grasses like foxtail grow.
Growing Quality Hay to Meet Market Demand
June 20, 2008
The hay situation in Nebraska and throughout the country offers some strong profit opportunities as well as some pitfalls for alfalfa growers.