condition mean min max Control 3.401395111111111 1.6272339999999998 6.180289999999999 Nitrogen deficiency 4.256273333333334 2.2784666666666666 6.54878 Phosphate deficiency 2.199154777777778 0.799359 4.39731 Potassium deficiency 3.4400322222222224 3.08817 3.73129 Heat 3.19236 2.6727600000000002 3.71196