condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 7.197688888888888 0.0 21.593066666666665 Potassium deficiency 0.04480144444444444 0.0 0.13440433333333332 Heat 0.0 0.0 0.0