condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.01898988888888889 0.0 0.05696966666666667 Potassium deficiency 0.23438222222222224 0.0 0.7031466666666667 Heat 0.0 0.0 0.0