condition mean min max Control 0.003991533333333333 0.0 0.0239492 Nitrogen deficiency 0.08270088888888888 0.0 0.15528593333333332 Phosphate deficiency 0.0150889 0.0 0.0452667 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0