condition mean min max Control 0.006665388888888888 0.0 0.0195955 Nitrogen deficiency 0.04508891111111111 0.0114859 0.0630786 Phosphate deficiency 0.03917134444444444 0.0 0.11751403333333334 Potassium deficiency 0.30691122222222217 0.0 0.9207336666666666 Heat 0.010768350000000001 0.0 0.021536700000000002