condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.1988911111111111 0.0 0.5966733333333333 Potassium deficiency 2.9168122222222226 0.0 8.750436666666667 Heat 0.0 0.0 0.0