condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.004297855555555555 0.0 0.012893566666666667 Potassium deficiency 0.2134581888888889 0.0 0.6403745666666667 Heat 0.0 0.0 0.0