condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0017728333333333335 0.0 0.0053185 Phosphate deficiency 0.004730933333333334 0.0 0.0141928 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0