condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.004548977777777778 0.0 0.007142699999999999 Phosphate deficiency 0.004604455555555555 0.0 0.009820233333333333 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0