1. Northeast Research and Ext. CenterUniv. of NebraskaHAL 57905 866 Rd.ConcordNE68728
2. Emeritus, Northeast Research and Ext. CenterUniv. of NebraskaHAL 57905 866 Rd.ConcordNE68728
3. Feed the Future Innovation Lab for Collaborative Research on Sustainable Intensification Dep. of AgronomyKansas State Univ.1603 Old Claflin Pl.ManhattanKS66506
4. Dep. of StatisticsUniv. of NebraskaHardin Hall 343ELincolnNE68583