condition mean min max Control 0.26786394444444445 0.174652 0.433778 Nitrogen deficiency 0.4979961111111111 0.365393 0.56451 Phosphate deficiency 0.23358454444444443 0.198821 0.290587 Potassium deficiency 0.36076155555555556 0.30208666666666667 0.40818699999999997 Heat 0.7593719999999999 0.414864 1.10388