NCR-103

North Central Regional 
Research Committee Information Exchange

Members

John E. Sawyer
Iowa State University
Department of Agronomy
2104 Agronomy Hall
Ames, IA 50011-1010
PH: 515-294-1923
FAX: 515-294-9985
jsawyer@iastate.edu

Jim Gerwing
South Dakota State University
Box 2207A
Brookings, SD 57007
PH: 605-688-4772
FAX: 605-688-4602
James_Gerwing@sdstate.edu

Keith Kelling
University of Wisconsin
Department of Soil Science
1525 Observatory Drive
Madison, WI 53706-1299
PH: 608-263-2795
FAX: 608-263-2595
kkelling@facstaff.wisc.edu

Dave Franzen
North Dakota State University
229 Walster Hall
Soil Science Department
Box 5758
Fargo, ND 58105-5758
PH: 701-231-8884
FAX: 701- 231-7861
dfranzen@ndsuext.nodak.edu

Sylvie Brouder
Purdue University
Department of Agronomy
1150 Lilly Hall
West Lafayette, IN 47907
PH: 765-496-1489
FAX: 765-496-1368
sbrouder@purdue.edu

Darryl Warncke
Michigan State University
Crop and Soil Sciences Department
East Lansing, MI 48824-1325
PH: 517-355-0210
FAX: 517-355-0270
warncke@msu.edu

Peter Scharf
University of Missouri
Department of Agronomy
210 Waters Hall
Columbia, MO 65211
PH: 573-882-0777
FAX: 573-884-4317
scharfp@missouri.edu

Ray Lamond
Kansas State University
Agronomy Department
Throckmorton Hall
Manhattan, KS 66506
PH: 785-532-0402
FAX: 785-532-6135
rlamond@bear.agron.ksu.edu

Robert G. Hoeft
University of Illinois
Department of Crop Sciences
1102 S. Goodwin Avenue
Urbana, IL 61801
PH: 217-333-4424
FAX: 217-333-5299
rhoeft@uiuc.edu

George Rehm
University of Minnesota
Department of Soil, Water, and Climate
439 Borlaug Hall
1991 Upper Buford Circle
St. Paul, MN 55108-6028
PH: 612-625-6210
FAX: 612-624-2218
rehmx001@umn.edu

Ray Knighton
USDA-CSREES
National Program Leader – Soil and Water
3186 Waterfront Centre
800 9th St. S.W.
Washington, DC 20024-2210
PH: 202-401-6417
FAX: 202-401-1706
Email: rknighton@reeusda.gov

Richard Ferguson
University of Nebraska
South Central Research and Extension Center
Box 66
Clay Center, NE 68933
PH: 402-762-3535
FAX: 402-762-4422
rferguson1@unl.edu

Ed Lentz
Northwest District Extension Office
1219 W. Main Cross St.
Suite 2
Findlay, Ohio 45840
PH: 419-422-6106
FAX: 419-422-7595
Lentz.38@osu.edu

David Mengel
Kansas State University
Department of Agronomy
2004 Throckmorton Hall
Manhattan, KS 66506
PH: 785-532-6101
FAX: 785-532-6904
dmengel@ksu.edu