Table 4. Physiological and biochemical characteristics of strain S19.

Characteristics	Results	Characteristics	Results
Range of temperature Optimum temperature Range of pH for growth Optimum pH Growth in the presence of NaCl Carbon source utilization Arabinose Adonitol Galactose Glucose Lactose Levulose Maltose Mannose Raffinose Ribose Saccharose Salicin Sorbitol Threalose Xylose Inositol Hydrolysis of: Starch Tween 80 Liquefaction of Gelatin Tyrosine Casein from milk	25-45°C 30°C 3-11 9 1-2 mol l-1 + + + + + + + + + + + + + + + - + + + + +	Nitrogen source utilization Alanine Arginine Asparagine Aspartic acid Cysteine Diphenylamine Glutamic acid Glycine Histidine Isoleucine Leucine Methionine Ornithine Phenylalanine Proline Serine Threonine Tryptophan Tyrosine Valine Xanthine Assimilation of sodium: Acetate Citrate Oxalate Resistance to: Phenol (0.01%) Potassium tellurite (0.01%) Cadmium Chromium Copper Iron Zinc	+ + + + - - + + + + + + + + + + + + + + - + + - + + + + + + +

+: positive test, -: negative test.