condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.0029555777777777775 0.0 0.008866733333333333 Potassium deficiency 0.006770422222222222 0.0 0.020311266666666668 Heat 0.0 0.0 0.0