Valorization of Agricultural Byproducts for Sustainable Biomaterials

A special issue of Agriculture (ISSN 2077-0472). This special issue belongs to the section "Agricultural Product Quality and Safety".

Deadline for manuscript submissions: 20 September 2026 | Viewed by 864

Editors


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Guest Editor
National Research Council of Italy, Institute for Polymers Composites and Biomaterials (IPCB-CNR), Via Campi Flegrei 34, 80078 Pozzuoli, NA, Italy
Interests: polymers; biopolymers; biocomposites; recycling; bio-based fertilizers; sustainable agriculture; circular economy; agro-industrial residues

E-Mail Website
Guest Editor
National Research Council of Italy, Institute for Polymers Composites and Biomaterials (IPCB-CNR), Via Campi Flegrei 34, 80078 Pozzuoli, NA, Italy
Interests: antioxidant activity; phytochemicals; bioactivity; natural product chemistry; chromatography; food analysis; phytochemical analysis; antioxidants; high-performance liquid chromatography; polymer chemistry; design and modification of polymeric materials; bio- and nanocomposites; biowaste valorization; food technology
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Special Issue Information

Dear Colleagues,

Over the last decade, the intensification of agricultural production systems and the growing demand for food, fiber and bio-based products have generated high amounts of agro-industrial byproducts worldwide. These wastes represent an abundant and renewable resource that can be valorized to improve sustainability, resource efficiency and circular economy practices in agricultural systems. Recent advances in agricultural practices, recycling technologies and green processing strategies have demonstrated the potential of agricultural byproducts to be upcycled into high-value biomaterials, biocomposites and bio-based fertilizers (BBFs) that promote soil health, water retention and nutrient availability, while reducing nutrient losses and improving sustainable crop production. Some biomaterials can simultaneously combine biodegradability with enhanced mechanical and functional properties, making them well-suited for applications such as mulching films, biodegradable packaging, soil conditioners, and controlled-release fertilizers.

This Special Issue aims to present and disseminate the latest research on the valorization of agricultural byproducts for sustainable biomaterials, biocomposites and fertilizer applications. We welcome original research articles and comprehensive reviews that explore how agro-industrial byproducts can be converted into biomaterials, biocomposites and BBFs that enhance soil quality, improve crop performance and promote environmental sustainability. Contributions addressing both fundamental research and field-oriented applications are encouraged, with particular emphasis on approaches that are scalable, low-impact, economically viable and directly applicable to agricultural systems.

Topics of interest for publication include, but are not limited to, the following

  • Valorization of agricultural byproducts for sustainable agriculture;
  • Bio-based and biodegradable materials for agricultural applications;
  • Agricultural residue-derived polymers, composites, and mulching materials;
  • Biofertilizers, soil amendments, and nutrient delivery systems;
  • Controlled-release fertilizers and functional materials for soil management;
  • Effects of agro-derived materials on soil health and crop productivity;
  • Circular economy strategies in agricultural waste management;
  • Environmental and life cycle assessment of agro-based materials.

Dr. Domenico Zannini
Dr. Sarai Agustin-Salazar
Guest Editors

Manuscript Submission Information

Manuscripts should be submitted online at www.mdpi.com by registering and logging in to this website. Once you are registered, click here to go to the submission form. Manuscripts can be submitted until the deadline. All submissions that pass pre-check are peer-reviewed. Accepted papers will be published continuously in the journal (as soon as accepted) and will be listed together on the special issue website. Research articles, review articles as well as short communications are invited. For planned papers, a title and short abstract (about 250 words) can be sent to the Editorial Office for assessment.

Submitted manuscripts should not have been published previously, nor be under consideration for publication elsewhere (except conference proceedings papers). All manuscripts are thoroughly refereed through a single-anonymized peer-review process. A guide for authors and other relevant information for submission of manuscripts is available on the Instructions for Authors page. Agriculture is an international peer-reviewed open access semimonthly journal published by MDPI.

Please visit the Instructions for Authors page before submitting a manuscript. The Article Processing Charge (APC) for publication in this open access journal is 2600 CHF (Swiss Francs). Submitted papers should be well formatted and use good English. Authors may use MDPI's English editing service prior to publication or during author revisions.

Keywords

  • agricultural byproducts
  • biomaterials
  • biocomposites
  • bio-based fertilizers
  • sustainable agriculture
  • circular economy
  • soil health
  • controlled-release fertilizers

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Published Papers (1 paper)

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Review

45 pages, 1882 KB  
Review
Agri-Food Byproducts as Food-Tech Material Resources: A Critical Review of Processing, Functionality, Matrix Validation, and Readiness
by Hyo Jun Won and Ae-jin Choi
Agriculture 2026, 16(15), 1588; https://doi.org/10.3390/agriculture16151588 - 25 Jul 2026
Viewed by 557
Abstract
Agri-food byproducts are increasingly investigated as food-tech material resources, but compositional richness alone does not establish ingredient suitability. This critical narrative review evaluates plant-derived and processing residues across four representative material groups: fiber- and polysaccharide-rich powders and fractions, protein- and starch-rich materials, bioprocessed [...] Read more.
Agri-food byproducts are increasingly investigated as food-tech material resources, but compositional richness alone does not establish ingredient suitability. This critical narrative review evaluates plant-derived and processing residues across four representative material groups: fiber- and polysaccharide-rich powders and fractions, protein- and starch-rich materials, bioprocessed ingredients, and formulation-supporting composites. We examine how source identity, stabilization, drying, milling, fermentation, enzymatic modification, fractionation, and formulation influence hydration, interfacial behavior, gelation, rheology, texture, sensory compatibility, storage stability, and preservation-supporting performance. Evidence is interpreted across linked feedstock–processing–functionality–application–readiness gates, with separate consideration of safety, regulatory positioning, batch specifications, scale-up, techno-economic feasibility, life cycle assessment, and circularity boundaries. The practical output is a five-gate decision support and claim calibration framework that distinguishes four proposed evidence levels: Candidate, Functionality-supported, Formulation-validated, and Industry-ready potential. As a proposed non-numerical synthesis, the framework supports decision-making and claim calibration rather than ranking, certification, or regulatory approval; it identifies the evidence required before matrix-specific functional, safety, sustainability, or industry relevance claims are made. Full article
(This article belongs to the Special Issue Valorization of Agricultural Byproducts for Sustainable Biomaterials)
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