mjohara at pacbell.net
Sat Nov 29 19:15:25 EST 1997
icurkovic at HWCN.ORG wrote:
> I've never tried a newgroup before so this is all kind of new to me.
> Anyway, I was wondering if there is anyone who could help me out. I'm a
> 3rd year university student taking a intro microbiology course. I just
> finished a lab where we have to identify an unknown bacteria.
> I have narrowed it down to 2 choices: Bradyrhizobium japonicum and
> Serratia marcescens. I am pretty sure it is the latter, but I want to know
> if someone could answer a question for me: Are most colonies of B.
> japonicum red or white?
> I am also in some dire need of some biochemical test results for this
> species...indole test, urea, lead acetate, Vogues Proskauer & methyl red
> test. Bergey's Manual of Bacteriology has been pretty useless for this
> I would appreciate any kind of help. Thanks!
An unusual but very appropriate differentiation would be to find out
if the organism causes nodules to form on soyabeans.....
More information about the Microbio