condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.23569871111111113 0.0 0.6666346666666667 Potassium deficiency 0.0083138 0.0 0.017721833333333332 Heat 0.0 0.0 0.0