highly significantp < 0.01
The research also found that there is a highly significant ( p < 0.01) positive correlation between total grain yield and the parameters that are related to growth, yield, and quality, including plant height (0.745**), number of branches per plant (0.780**), dry matter production (0.950**), leaf area index (0.474**), chlorophyll (0.869**), number of pods per plant (0.968**), number of grains per plant (0.892**), 100-seed weight (0.357*), and harvest index (0.530*).