condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.08150188888888889 0.0 0.24450566666666665 Phosphate deficiency 0.04149833333333334 0.0 0.12449500000000001 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0