highly significantp < 0.01
Genotype (variety) had a highly significant ( p < 0.01) effect on plant height (PH), stem diameter (SD), leaf area (LA), fresh yield (FY), stomatal conductance (Gs), transpiration rate (Tr), and water use efficiency (WUE) and a significant ( p < 0.05) effect on leaf number (LN), crude protein (CP), and neutral detergent fiber (NDF).