condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.001915377777777778 0.0 0.005746133333333334 Potassium deficiency 0.0004552988888888889 0.0 0.0013658966666666667 Heat 0.0 0.0 0.0