Regional Crop Educators
Nebraska Extension offers regional Extension Educators with expertise in crops, pest management, and water management throughout the state. To find the Extension Educator for your area see the UNL Extension Directories by District.
Crop Production
Daren Redfearn
Range and Forage Specialist
Agronomy and Horticulture
402-472-2662
dredfearn2@unl.edu
CropWatch Articles
Cody Creech
Dryland Cropping Systems Specialist
Panhandle REC
308-632-1266
ccreech2@unl.edu
CropWatch Articles
Patricio Grassini
Cropping Systems Agronomist
Agronomy and Horticulture
402-472-5554
pgrassini2@unl.edu
CropWatch Articles
Bob Klein
Western Nebraska Crops Specialist
West Central REC
308-696-6705
rklein1@unl.edu
CropWatch Articles
Justin McMechan
Extension Crop Protection & Cropping Systems Specialist
402-624-8041
justin.mcmechan@unl.edu
CropWatch Articles
Teshome Regassa
Cropping Systems and Crop Variety Testing
Agronomy and Horticulture
402-472-2811
tregassa2@unl.edu
CropWatch Articles
Dipak Santra
Alternative Crops Specialist
Panhandle REC
308-632-1244
dsantra2@unl.edu
CropWatch Articles
Carlos Urrea
Dry Bean Breeding Specialist
Panhandle REC
308-632-0556
currea2@unl.edu
CropWatch Articles
Insect Management
Jeffrey Bradshaw
Entomologist, Field Crops
Panhandle REC
308-632-1230
jbradshaw2@unl.edu
CropWatch Articles
Tom Hunt
Entomologist, Field Crops
Haskell Ag Lab, Northeast REC
402-584-3863
thunt2@unl.edu
CropWatch Articles
Justin McMechan
Extension Crop Protection & Cropping Systems Specialist
402-624-8041
justin.mcmechan@unl.edu
CropWatch Articles
Julie Peterson
Entomologist, Field Crops
West Central REC
308-696-6704
julie.peterson@unl.edu
CropWatch Articles
Bob Wright
Entomologist, Field Crops
Department of Entomology
402-472-2128
rwright2@unl.edu
CropWatch Articles
Plant Diseases
Bob Harveson
Plant Pathologist, Sugarbeets
Panhandle REC
308-632-1239
rharveson2@unl.edu
CropWatch Articles
Tamra Jackson
Plant Pathologist, Corn and Sorghum
Department of Plant Pathology
402-472-2559
tjackson3@unl.edu
CropWatch Articles
Stephen Wegulo
Plant Pathologist, Wheat
Department of Plant Pathology
402-472-8735
swegulo2@unl.edu
CropWatch Articles
Weed Management
Amit Jhala
Extension Weeds Specialist
Agronomy and Horticulture
402-472-1534
jhala@unl.edu
CropWatch Articles
Chris Proctor
Extension Educator - Weed Science
Agronomy and Horticulture
402-472-5411
caproctor@unl.edu
CropWatch Articles
Stevan Knezevic
Integrated Weed Management Specialist
Haskell Ag Lab, Northeast REC
402-584-3808
sknezevic2@unl.edu
CropWatch Articles
Nevin Lawrence
Integrated Weed Management Specialist
Panhandle REC, Scottsbluff
308-632-1230
nlawrence2@unl.edu
CropWatch Articles
Pesticide Education
Jan Hygnstrom
Extension Project Manager
Pesticide Safety Education Program
Agronomy and Horticulture
402-472-1632
jhygnstrom1@unl.edu
CropWatch Articles
Cheryl Alberts Irwin
Project Coordinator
Pesticide Safety Education Program
363C Plant Science 68583-0915
402-472-1696
calberts1@unl.edu
CropWatch Articles
Soils and Nutrient Management
Javed Iqbal
Nutrient Management and Water Quality Specialist
Agronomy and Horticulture
402-472-1432
javed.iqbal@unl.edu
CropWatch Articles
Brian Kreinke
Soils Extension Educator
Agronomy and Horticulture
402-472-5147
krienke.brian@unl.edu
CropWatch Articles
Charles Wortmann
Nutrient Management Specialist
Southeast REC
402-472-2909
cwortman2@unl.edu
CropWatch Articles
Irrigation
Chuck Burr
Water/Cropping Systems Extension Educator
West Central REC
308-696-6783
chuck.burr@unl.edu
CropWatch Articles
Suat Irmak
Water Management Engineer
Biological Systems Engineering
402-472-4865
sirmak2@unl.edu
CropWatch Articles
Bill Kranz
Irrigation Specialist
Haskell Ag Lab, Northeast REC
402-584-3857
wkranz1@unl.edu
CropWatch Articles
Derrel Martin
Irrigation and Water Resources Engineer
Biological Systems Engineering
402-472-1586
dmartin2@unlnotes.unl.edu
CropWatch Articles
Engineering
Tom Franti
Surface Water Management Engineer
Biological Systems Engineering
402-472-9872
tfranti1@unl.edu
John Hay
Extension Educator, Energy, Biofuels
Biological Systems Engineering
402-472-0408
jhay2@unl.edu
CropWatch Articles
Paul Jasa
Engineer, No-Till Systems
Biological Systems Engineering
402-472-6715
pjasa1@unl.edu
CropWatch Articles
Joe Luck
Precision Agriculture Engineer
Biological Systems Engineering
402-472-1413
jluck2@unl.edu
CropWatch Articles
Climate
Al Dutcher
Associate State Climatologist
School of Natural Resources
402-472-5206
adutcher1@unl.edu
CropWatch Articles
Agricultural Economics
David Aiken
Water Law Specialist
Agricultural Economics
402-472-1848
daiken1@unl.edu
CropWatch Articles
Austin Duerfeldt
Extension Educator
Kimmel Education and Research Center
402-873-3166
aduerfeldt2@unl.edu
CropWatch Articles
Brad Lubben
Policy Specialist
Agricultural Economics
402-472-2235
blubben2@unl.edu
CropWatch Articles
Glennis McClure
Extension Educator for Farm and Ranch Management Analytics
Agricultural Economics
402-472-0661
gmcclure3@unl.edu
CropWatch Articles
Matt Stockton
Agricultural Economist
West Central REC
308-696-6713
matt.stockton@unl.edu
CropWatch Articles
Robert Tigner
Agricultural Systems Economist,
West Central REC
308-696-6734
robert.tigner@unl.edu
CropWatch Articles
Allan Vyhnalek
Farm/Ranch Succession and Transition
Agricultural Economics
402-472-1771
avyhnalek@unl.edu
CropWatch Articles
Cory Walter
Extension Crop Economist
Agricultural Economics
402-472-0366
cwalters7@unl.edu
CropWatch Articles
Plant and Pest Diagnostic Clinics
Lincoln Plant and Pest Diagnostic Clinic
402-472-2559
Located in the Department of Plant Pathology, this facility provides diagnostic services in plant pathology, entomology, horticulture and weed science. In addition to accurate diagnosis of your pest problems, you will be provided with current information about the disease and management recommendations. Learn more about services and how to submit a sample.
Panhandle Plant Diagnostic Clinic
308-632-1230
Located at the Panhandle Research and Extension Center at Scottsbluff, this lab focuses only on plant disease identification. Most of its samples are of sugar beets or soil samples from sugar beet fields. However, diagnostic services are provided for any diseases encountered in the Panhandle. Learn more...
Extension Research and Extension Centers, Labs
Eastern Nebraska REC Panhandle REC West Central REC Haskell Ag Lab