condition mean min max Control 0.2508528388888889 0.0639157 0.374344 Nitrogen deficiency 0.7137758888888889 0.519948 1.064897 Phosphate deficiency 1.7596563333333335 0.38631899999999997 2.536 Potassium deficiency 0.13904752222222222 0.0654509 0.208054 Heat 0.5255136666666667 0.347125 0.7039023333333333