condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.03308288888888889 0.0 0.09924866666666667 Phosphate deficiency 0.020109444444444447 0.0 0.06032833333333334 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0