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Article
Microbial production of abscisic acid with Cercospora rosicola. 1. Stimulation of abscisic acid accumulation by plant extracts
(+)-cis-trans-Abscisic acid, the natural isomer, accumulated in the culture medium of Cercospora rosicola grown on 2.4% potato dextrose broth with shaking; addition of narcissus extract stimulated the accumulatio...
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Article
Microbial production of abscisic acid with Cercospora rosicola. II. Effect of pH control and medium composition
Culture conditions for abscisic acid accumulation by Cercospora rosicola were tested. Additions of corn steep liquor and CaCO3 as pH controller to potato dextrose medium raised ABA accumulation to 300 ug/ml or mo...