Cultivation of edible filamentous fungus Aspergillus oryzae on volatile fatty acids derived from anaerobic digestion of food waste and cow manure

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چکیده

• Effect of salts supplementation, pH and nitrogen source was investigated on fungal growth VFAs. The A. oryzae VFAs affected by type, concentration distribution prioritized acetic acid consumption in synthetic waste-derived effluents. derived from AD cow manure food waste are promising media. Fungal biomass with 37–41% protein content obtained growing In a circular economy approach, edible filamentous fungi (single cell protein) can be cultivated volatile fatty acids (VFAs) anaerobic digestion (AD) organic-rich streams. this study, the effect pH, concentration/distribution VFAs, nutrient type Aspergillus cultivation actual were investigated. optimal for 6 7 maximum rates 0.09 g/L.h. fungus could thrive high concentrations (up to 9 g/L) yielding 0.29 g dry biomass/gVFAs fed . mixed cultures, primarily consumed caproic reaching yield 0.26 (containing up 41% protein). For at 6, successfully 81–100% caproic, acetic, butyric acids.

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ژورنال

عنوان ژورنال: Bioresource Technology

سال: 2021

ISSN: ['0960-8524', '1873-2976']

DOI: https://doi.org/10.1016/j.biortech.2021.125410