condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.019374 0.0 0.058122 Phosphate deficiency 0.016351888888888888 0.0 0.049055666666666664 Potassium deficiency 0.03205366666666667 0.0 0.096161 Heat 0.0 0.0 0.0