condition mean min max Control 0.42281850555555556 0.0 1.6118999999999999 Nitrogen deficiency 0.8997122222222222 0.738565 1.072111 Phosphate deficiency 4.053596322222223 0.045320799999999994 11.874130000000001 Potassium deficiency 0.0100625 0.0 0.030187500000000003 Heat 0.04122496666666667 0.0 0.08244993333333334