condition mean min max Control 0.0012373 0.0 0.0074238 Nitrogen deficiency 0.0030829666666666662 0.0 0.0092489 Phosphate deficiency 0.0046612 0.0 0.0139836 Potassium deficiency 0.05412865555555555 0.0 0.16238596666666666 Heat 0.0 0.0 0.0