Biopolymeric Nanoparticles for Agricultural Applications: Note from editors.- Current trend in biopolymer-based hydrogels for use in agriculture.- Biopolymer based nanocomposites for adsorption/recovery of fertilizer nutrients for agricultural applications.- Polysaccharide Biopolymer Nanoparticles as Soil Nutrient Delivery.- Biopolymer-Derived Nanomaterials for Improved Fertilizer Efficiency.- Encapsulation of soil nutrients for plant growth and development.- Nano-based Biopolymers as Antimicrobials.- Chitosan biopolymer nanocomposites for agriculture applications.- Biopolymer-Based Nanopesticides for Pesticides Degradations.- Zein- based nanomaterials for Food and Agriculture: A Review.- Biopolymeric matrices for food packaging.- Green Approach for Biopolymer-Based Food Packaging Films Enhanced by Zinc Oxide Nanoparticles.- Biopolymer-based nanomaterials for post-harvest treatments: A Review.- Biopolymeric as agrochemicals nanocarriers.- Nano-Based Biopolymers as Adsorbent Materials.- Impact of biopolymers in a circular economy.