condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.01131088888888889 0.0 0.03393266666666667 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.1200581111111111 0.0 0.3601743333333333 Heat 0.0 0.0 0.0