Bianco, A., Melito, S., Garau, M., Giannini, V., Zara, G., Assandri, D., & Budroni, M. 2024 The potential use of brewers’ spent grain-based substrates as horticultural bio-fertilizers. Frontiers in Sustainable Food Systems 8, 1404914 https://doi.org/10.3389/fsufs.2024.1404914
Introduction: Brewers’ spent grain (BSG) is the most important by-product of breweries. Currently, the primary method of recycling BSG is through its use in livestock feed production, due to its high fiber content, non-degradable protein, and water-soluble vitamins. Nonetheless, composting, vermicomposting, and biochar production pathways offer promising alternatives for managing this organic byproduct.
Read more at https://www.frontiersin.org/journals/sustainable-food-systems/articles/10.3389/fsufs.2024.1404914/full