condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.015336777777777776 0.0 0.04601033333333333 Potassium deficiency 0.07599144444444444 0.0 0.17715866666666666 Heat 0.0 0.0 0.0