condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.2696622222222222 0.0 0.8089866666666666 Phosphate deficiency 0.12132666666666665 0.0 0.36397999999999997 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0