condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.015437222222222222 0.0 0.04631166666666667 Phosphate deficiency 0.02854808888888889 0.0 0.04666326666666667 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0