condition mean min max Control 7.964949444444445 3.85262 15.873023333333334 Nitrogen deficiency 5.119167777777777 3.33914 6.06441 Phosphate deficiency 6.313252222222222 4.55434 8.67275 Potassium deficiency 15.765651111111112 4.86 36.6089 Heat 4.460171666666667 3.0190733333333335 5.90127