Assertion: l threonine | /r/CapableOf | comprise culturing xanthomonas citri
Facets:
value: in nitrogen source
type: LOCATION
value: in inorganic salt
type: OTHER
Source sentences:
text: A method for producing L-threonine which comprises (a) culturing Xanthomonas citri at a temperature from 24 to 37 C. and at a pH from 4 to 7 in culture medium containing carbon source, nitrogen source and inorganic salt, (b) introducing L-homoserine into the medium prior to the start of the cultivation, and (c) accumulating L-threonine in the medium.
text: A method for producing L-threonine which comprises (a) culturing Xanthomonas citri at a temperature from 24 to 37 C. and at a pH from 4 to 7 in culture medium containing carbon source, nitrogen source and inorganic salt, (b) introducing L-homoserine into the medium in successively added portions during the period from 6 to 60 hours after cultivation commencement, and (c) accumulating L-threonine in the medium.