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Submerged citric acid fermentation: rheological properties ofAspergillus niger broth in a stirred tank reactor
A large number of submerged citric acid fermentations in a beet molasses substrate was studied. The development of Aspergillus niger from conidia to pellets was followed. Rheological characteristics of the fermen...
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Foaming in submerged citric acid fermentation on beet molasses
Foam control is an important part of every fermentation technology. Chemical anti-foam agents (AFA) are surface active substances, which decrease the surface elasticity of liquids and prevent metastable foam f...