condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.02832577777777778 0.0 0.08497733333333334 Potassium deficiency 0.029237533333333333 0.0 0.0795245 Heat 0.0 0.0 0.0