condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.0 0.0 0.0 Phosphate deficiency 0.013964000000000002 0.0 0.041892000000000006 Potassium deficiency 0.0 0.0 0.0 Heat 0.010785616666666666 0.0 0.021571233333333332