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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.
Pest Management
Services
Plant and Pest Diagnostic Clinic
402-472-2559
UNL Plant Diagnostic Clinics
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
Department of Agronomy and Horticulture
Amit Jhala
Extension Weeds Specialist
Agronomy and Horticulture
402-472-1534
amit.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
Clyde Ogg
Extension Pesticide Educator
Agronomy and Horticulture
402-472-1632
cogg1@unl.edu
CropWatch Articles
Jody Green
Extension Assistant
Agronomy and Horticulture
402-472-1665
Jgreen17@unl.edu
Jan Hygnstrom
Extension Project Manager
Pesticide Safety Education Program
Agronomy and Horticulture
402-472-1632
Jhygnstrom1@unl.edu
CropWatch Articles
Cheryl Alberts Irwin
Pesticide Safety Education Program
Project Coordinator
363C Plant Science 68583-0915
402-472-1696 PH
calberts1@unl.edu
CropWatch Articles
Contributing Departments / School
(UNL East Campus, Lincoln)
Agronomy and Horticulture
Richard Ferguson
Interim Department Head
202H Keim, 68583-0910
Phone: 402-472-1555
Web: agronomy.unl.edu
Biological Systems Engineering
David Jones, Department Head
223 L.W. Chase Hall, 68583-0726
Phone: 402-472-1413
Web: bse.unl.edu
Entomology
Gary Brewer, Department Head
103 Entomology Hall, 68583-0816
Phone: 402-472-2123
Web: entomology.unl.edu
Nebraska State Climate Office
Martha Shulski, Director
School of Natural Resources
153 Hardin Hall
Phone: 402-472-5206
Web: https://nsco.unl.edu/
High Plains Regional Climate Center
Natalie Umphlett, Interim Director
713 Hardin Hall, 68583-0997
Phone: 402-472-6764
Web: hprcc.unl.edu
Plant Pathology
James Steadman, Department Head
406 Plant Science, 68583-0722
Phone: 402-472-2858
Web: plantpath.unl.edu
School of Natural Resources
John Carroll, Director
903 Hardin Hall
Phone: 402-472-8368
Fax: 402-472-3610
Web: snr.unl.edu
Research and Extension Centers (REC) and Labs
Eastern Nebraska REC
1071 Co. Road G
Ithaca, NE 68033
Phone: (402) 624-8000
Web: https://extension.unl.edu/statewide/enre/enrec/
Panhandle REC
4702 Avenue I
Scottsbluff, NE 69361-4939
Phone: 308-632-1230
Fax: 308-632-1365
Web: panhandle.unl.edu
West Central REC
461 W. University Drive
North Platte, NE 69101-7756
Phone: 308-696-6740
Web: westcentral.unl.edu
Haskell Ag Lab
(Eastern Nebraska REC)
57905 866 Road
Concord, NE 68728-2828
Phone: 402-584-2261
Fax: 402-584-3859
Plant Production
Crop Production
Department of Agronomy and Horticulture
Bruce Anderson
Forage Specialist
Agronomy and Horticulture
402-472-6237
banderson1@unl.edu
CropWatch Articles
Cody Creech
Dryland Cropping Systems Specialist
Panhandle REC
(308) 632-1266
ccreech2@unl.edu
CropWatch Articles
Roger Elmore
Cropping Systems Agronomist
Agronomy and Horticulture
402-472-1451
roger.elmore@unl.edu
CropWatch Articles
Patricio Grassini
Cropping Systems Agronomist
Agronomy and Horticulture
402-472-5554
pgrassini2@unl.edu
CropWatch Articles
Greg Kruger
Weed Science and Application Technology Specialist
West Central REC
308-696-6715
gkruger2@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
Soils and Nutrient Management
Department of Agronomy and Horticulture
Brian Kreinke
Soils Extension Educator
Department of Agronomy and Horticulture
402-472-5147
krienke.brian@unl.edu
CropWatch Articles
Charles Wortmann
Nutrient Management Specialist
Southeast REC, Lincoln
402-472-2909
cwortman2@unl.edu
CropWatch Articles
Irrigation
Department of Biological Systems Engineering
Chuck Burr
Water/Cropping Systems Extension Educator
West Central REC
308-696-6783
chuck.burr@unl.edu
CropWatch Articles
Xin Qiao
Irrigation & Water Management Specialist
Panhandle REC
308-632-1246
xin.qiao@unl.edu
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
Engineering
Department of Biological Systems 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
Nebraska State Climate Office
Al Dutcher
Associate State Climatologist
School of Natural Resources
402-472-5206
adutcher1@unl.edu
CropWatch Articles
Tyler Williams
Extension Educator
402-441-7180
tyler.williams@unl.edu
CropWatch Articles
Agricultural Economics
Department of Agricultural Economics
David Aiken
Water Law Specialist
Agricultural Economics
402-472-1848
daiken1@unl.edu
CropWatch Articles
Austin Duerfeldt
Extension Educator in Ag Economics
Kimmel Education and Research Center
402-873-3166
aduerfeldt2@unl.edu
CropWatch Articles
Jessica Groskopf
Extension Educator in Ag Economics
Panhandle REC
308-632-1247
jjohnson@unl.edu
CropWatch Articles
Jim Jansen
Extension Educator in Ag Economics
Haskell Ag Lab
402-584-3849
jjansen4@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
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, Educator
West Central REC
308-696-6734
robert.tigner@unl.edu
CropWatch Articles
Allan Vyhnalek
Extension Educator, Farm/Ranch Succession and Transition
Department of Agricultural Economics
402-472-1771avyhnalek@unl.edu
CropWatch Articles
Cory Walters|
Extension Crop Economist
Department of Agricultural Economics
402-472-0366
cwalters7@unl.edu
CropWatch Articles