Nitrate reduction: A cultured colony was inoculated to nitrate broth, and incubated at 35 C for 48 h. A reddish-purple change by adding a-naphthylamine and sulfanilic acid was determined as a positive reaction.
Nitrate reduction: A cultured colony was inoculated to nitrate broth, and incubated at 35 C for 48 h. A reddish-purple change by adding a-naphthylamine and sulfanilic acid was determined as a positive reaction.