condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.11947777777777778 0.0 0.3584333333333333 Potassium deficiency 0.12826188888888887 0.0 0.38478566666666664 Heat 0.0 0.0 0.0