condition mean min max Control 0.0 0.0 0.0 Nitrogen deficiency 0.006552633333333333 0.0 0.0196579 Phosphate deficiency 0.0 0.0 0.0 Potassium deficiency 0.0026102666666666667 0.0 0.0078308 Heat 0.010795899999999999 0.0 0.021591799999999998