condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.010282577777777779 0.0 0.030847733333333335 Potassium deficiency 0.03390711111111111 0.0 0.10172133333333333 Heat 0.0 0.0 0.0