condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.015423166666666667 0.0 0.0462695 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.0040350333333333335 0.0 0.0121051 Heat 0.0216235 0.0 0.043247