condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.3616731111111111 0.0 1.0850193333333333 Potassium deficiency 0.08365866666666666 0.0 0.250976 Heat 0.0 0.0 0.0