
Pat Shea, Steve Comfort and Bill Powers
Rhae Drijber, Tyler Kokjohn and Larry Harshman
Garald Horst and Tom Elthon
Tian Zhang
Eleanor Rogan and Rhae Drijber

Dennis McCallister, Soil Chemistry, Dept. of Agronomy, UNL
Jim Carr and David Hage, analytical chemistry, and Jim Takacs, organic synthesis, Dept. of Chemistry, UNL
Anne Parkhurst, biometry and statistics, Dept. of Biometry, UNL
Bob Masters, native plant management, USDA-ARS, Lincoln, NE

Patrick J. Shea
Institute of Agriculture and Natural Resources
University of Nebraska
362 Plant Sciences
Lincoln, NE 68583-0915
Phone: (402) 472-1533 Fax: (402)472-7904