condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.014598433333333334 0.0 0.030422166666666667 Phosphate deficiency 0.011744999999999998 0.0 0.035234999999999995 Potassium deficiency 0.0 0.0 0.0 Heat 0.014058550000000001 0.0 0.028117100000000003