condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0015760333333333333 0.0 0.0047281 Phosphate deficiency 0.0014698555555555555 0.0 0.0044095666666666665 Potassium deficiency 0.0 0.0 0.0 Heat 0.0 0.0 0.0