“Comparative Characteristics and Potassium-Sulfur Release Behavior of Paddy Straw Versus Banana Peduncle Based Composite Biochar Produced by Co-Pyrolysis With Phosphogypsum: BIOCHAR COMPOSITE SLOW-RELEASE FERTILIZERS”. Journal of Scientific & Industrial Research (JSIR), vol. 82, no. 12, Jan. 2024, pp. 1257-65, https://doi.org/10.56042/jsir.v82i12.1457.