condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.002118111111111111 0.0 0.006354333333333333 Potassium deficiency 0.12506677777777778 0.0 0.3752003333333333 Heat 0.0 0.0 0.0