condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.02267497777777778 0.0 0.052458000000000005 Potassium deficiency 0.07546403333333333 0.0 0.21878533333333333 Heat 0.0 0.0 0.0