Statistical Analysis<BR>PROC MIXED Procedure <BR> <BR>Location - Random effect <BR>No interaction <BR>Data combined over location <BR> <BR>Timing X rate interaction <BR> <BR>Linear regression for each timing <BR> <BR>NTC Average Yields <BR>Ponder Farm: 6329-6476 lb/A <BR>Plains: 4776-5344 lb/A<BR>