World Fertilizer Trends. And Outlook to 2022: Summary Report (FAO, 2019).
Banik, C., Bakshi, S., Laird, D. A., Smith, R. G. & Brown, R. C. Impact of biochar-based slow‐release N‐fertilizers on maize growth and nitrogen recovery efficiency. 52(3), 630–640 (2023).
Liu, X. et al. A biochar-based route for environmentally friendly controlled release of nitrogen: urea-loaded biochar and bentonite composite. Sci Rep. 9(1), 9548 (2019).
Jain, A., Balasubramanian, R. & Srinivasan, M. P. Hydrothermal conversion of biomass waste to activated carbon with high porosity: a review. Chem. Eng. J. 283, 789–805 (2016).
Google Scholar
Islam, M. M. Synthesis of biochar-based slow-release fertilizer from nutrient-rich organic waste an abstract of entire text (Doctoral dissertation) (2022).
Chen, Z. S. et al. Sustainable application for agriculture using biochar-based slow-release fertilizers: a review. ACS Sustain. Chem. Eng. 11 (1), 1–12 (2022).
Al-Rawajfeh, A. E., Alrbaihat, M. R. & AlShamaileh, E. M. Characteristics and types of slow-and controlled-release fertilizers. In Controlled Release Fertilizers for Sustainable Agriculture 57–78. (Academic, 2021).
Morante-Carballo, F., Montalván-Burbano, N., Quiñonez-Barzola, X., Jaya-Montalvo, M. & Carrión-Mero, P. What do we know about water scarcity in semi-arid zones? A global analysis and research trends. Water 14 (17), 2685 (2022).
Paul, M., Negahban-Azar, M., Shirmohammadi, A. & Montas, H. Developing a multicriteria decision analysis framework to evaluate reclaimed wastewater use for agricultural irrigation: the case study of Maryland. Hydrology 8 (1), 4 (2021).
Ricart, S. & Rico-Amorós, A. M. Constructed wetlands to face water scarcity and water pollution risks: learning from farmers’ perception in Alicante, Spain. Water 13 (17), 2431 (2021).
Google Scholar
Minhas, P. S., Saha, J. K., Dotaniya, M. L., Sarkar, A. & Saha, M. Wastewater irrigation in India: current status, impacts and response options. Sci. Total Environ. 808, 152001 (2022).
Google Scholar
Rashidzadeh, A. & Olad, A. Slow-released NPK fertilizer encapsulated by NaAlg-g-poly (AA-co-AAm)/MMT superabsorbent nanocomposite. Carbohydr. Polym. 114, 269–278 (2014).
Google Scholar
Wen, P. et al. Microwave-assisted one-step synthesis and characterization of a slow release nitrogen fertilizer with inorganic and organic composites. RSC Adv. 6 (44), 37337–37346 (2016).
Google Scholar
Tally, M. & Atassi, Y. Optimized synthesis and swelling properties of a pH-sensitive semi-IPN superabsorbent polymer based on sodium alginate-g-poly (acrylic acid-co-acrylamide) and polyvinylpyrrolidone and obtained via microwave irradiation. J. Polym. Res. 22, 1–13 (2015).
Google Scholar
Fu, J., Wang, C., Chen, X., Huang, Z. & Chen, D. Classification research and types of slow controlled release fertilizers (SRFs) used-a review. Commun. Soil. Sci. Plant. Anal. 2219–2230 (2018).
An, X. et al. Incorporation of biochar into semi-interpenetrating polymer networks through graft co-polymerization for the synthesis of new slow-release fertilizers. J. Clean. Prod. 272, 122731 (2020).
Google Scholar
Lehmann, J. Bio-energy in the black. Front. Ecol. Environ. 381–387 (2007).
Abiola, W. A., Diogo, R. V. C., Tovihoudji, P. G., Mien, A. K. & Schalla, A. Research trends on biochar-based smart fertilizers as an option for the sustainable agricultural land management: bibliometric analysis and review. Front. Soil. Sci. 1136327 (2023).
Rafique, M. I., Usman, A. R., Ahmad, M. & Al-Wabel, M. I. Immobilization and mitigation of chromium toxicity in aqueous solutions and tannery waste-contaminated soil using biochar and polymer-modified biochar. Chemosphere 266, 129198 (2021).
Google Scholar
Rafique, M. I. et al. Clay-biochar composites: emerging applications in soil. Clay Compos. Environ. Appl. 143–159 (2023).
Liu, T. et al. Preparation of magnetic hydrochar derived from iron-rich Phytolacca acinosa Roxb. For cd removal. Sci. Total Environ. 145159 (2021).
Das, L., Das, P., Bhowal, A. & Bhattachariee, C. Synthesis of hybrid hydrogel nano-polymer composite using graphene oxide, Chitosan and PVA and its application in waste water treatment. Environ. Technol. Innov. 18, 100664 (2020).
Das, L. et al. Calcium alginate–bentonite/activated biochar composite beads for removal of dye and biodegradation of dye-loaded composite after use: synthesis, removal, mathematical modeling and biodegradation kinetics. Environ. Technol. Innov. 24, 101955 (2021).
Google Scholar
Pan, X. F. et al. Transforming ground mica into high-performance biomimetic polymeric mica film. Nat. Commun. 9 (1), 2974 (2018).
Google Scholar
Deshmukh, S. P., Rao, A. C., Gaval, V. R. & Mahanwar, P. A. Mica-filled PVC composites: effect of particle size, filler concentration, and surface treatment of the filler, on mechanical and electrical properties of the composites. J. Thermoplast. Compos. Mater. 24 (5), 583–599 (2011).
Google Scholar
Das, S. K. Qualitative evaluation of fodder trees and grasses in hill region. J. Krishi Vigyan. 7 (2), 276–279 (2019).
Google Scholar
ASTM, D. Standard Method for Chemical Analysis of Wood Charcoal 1762–1784 (USA, 1989).
Sparks, D. L. Methods of Soil Analysis (Soil Society of American, 1996).
Bouyoucos, G. J. Hydrometer method improved for making particle size analysis of soils. Agron. J. 54, 464–465 (1962).
Google Scholar
Walkley, A. & Black, I. A. An examination of the Degtjareff method for determining soil organic matter, and a proposed modification of the chromic acid titration method. Soil Sci. 29–38 (1934).
Hossner, L. R. Dissolution for total elemental analysis. In Methods of Soil Analysis: Part 3e Chemical Methods (eds. Sparks, Bigham, J. M.) 49–64 (SSSA and ASA, 1996).
Soltanpour, P. N. & Workman, S. Modification of the NH4- HCO3-DTPA soil test to omit carbon black. Commun. Soil. Sci. Plant. Anal. 10, 411–1420 (1979). (1979).
Google Scholar
SEPA (State Environmental Protection Agency). Water and Waste Water Monitoring Analysis Method (China Environmental Science, 2002).
Sparks, D. L. Kinetics of soil chemical phenomena: future directions. Future Prospects Soil. Chem. 55, 81–101 (1998).
Google Scholar
StatSoft Inc. Statistica for Windows (Computer Program Manual) (StatSoft, Inc., 1995).
Zhang, S. et al. Bio-based interpenetrating network polymer composites from Locust Sawdust as coating material for environmentally friendly controlled-release urea fertilizers. J. Agric. Food Chem. 64 (28), 5692–5700 (2016).
Google Scholar
Hu, Z. & Wei, L. Review on characterization of biochar derived from biomass pyrolysis via reactive molecular dynamics simulations. J. Compos. Sci. 7 (9), 354 (2023).
Google Scholar
Wang, C. et al. Biochar-based slow-release of fertilizers for sustainable agriculture: a mini review. Environ. Sci. Ecotechnol. 10, 100167 (2022).
Google Scholar
Wali, F. et al. Formulation of biochar-based phosphorus fertilizer and its impact on both soil properties and chickpea growth performance. Sustainability 12 (22), 9528 (2020).
Google Scholar
Lee, J. W. et al. Characterization of biochars produced from cornstovers for soil amendment. Environ. Sci. Technol. 44 (20), 7970–7974 (2010).
Google Scholar
Li, X. et al. A novel wheat straw cellulose-based semi-IPNs superabsorbent with integration of water-retaining and controlled-release fertilizers. J. Taiwan. Inst. Chem. Eng. 55, 170–179 (2015).
Google Scholar
Kizito, S. et al. Role of nutrient-enriched biochar as a soil amendment during maize growth: exploring practical alternatives to recycle agricultural residuals and to reduce chemical fertilizer demand. Sustainability 11 (11), 3211 (2019).
Google Scholar
Rehrah, D. et al. Production and characterization of biochars from agricultural by-products for use in soil quality enhancement. J. Anal. Appl. Pyrol. 108, 301–309 (2014).
Google Scholar
Zhang, H. W. et al. Preparation and characterization of biochar-based slow-release nitrogen fertilizer and its effect on maize growth. Ind. Crops Prod. 203, 117227 (2023).
Google Scholar
Kumar, A., Tanvar, H. & Dhawan, N. Processing of mica for extraction of alumina and potash values. Trans. Indian Inst. Met. 73, 23–33 (2020).
Google Scholar
Xie, L., Liu, M., Ni, B. & Wang, Y. Utilization of wheat straw for the preparation of coated controlled-release fertilizer with the function of water retention. J. Agric. Food Chem. 6921–6928 (2012).
Wen, P. et al. Microwave-assisted synthesis of a semi-interpenetrating polymer network slow-release nitrogen fertilizer with water absorbency from cotton stalks. ACS Sustain. Chem. Eng. 4 (12), 6572–6579 (2016).
Google Scholar
Al-Wabel, M. I., Al-Omran, A., El-Naggar, A. H., Nadeem, M. & Usman, A. R. Pyrolysis temperature induced changes in characteristics and chemical composition of biochar produced from conocarpus wastes. Bioresour. Technol. 131, 374–379 (2013).
Google Scholar
Ma, Z. et al. Synthesis and characterization of a novel super-absorbent based on wheat straw. Bioresour. Technol. 102 (3), 2853–2858 (2011).
Google Scholar
Ahmed, M. B. et al. Competitive sorption affinity of sulfonamides and chloramphenicol antibiotics toward functionalized biochar for water and wastewater treatment. Bioresour. Technol. 238, 306–312 (2017).
Google Scholar
Meri, N. H. et al. Effect of chemical washing pre-treatment of empty fruit bunch (EFB) biochar on characterization of hydrogel biochar composite as bioadsorbent. In IOP Conference Series. Mater Sci Eng, vol. 358, No. 1, 12018. (IOP Publishing, 2018).
Liang, H., Chen, L., Liu, G. & Zheng, H. Surface morphology properties of biochars produced from different feedstocks. In 2016 International Conference on Civil, Transportation and Environment 1205–1208 (Atlantis Press, 2016).
Aggag, A. M. & Alharbi, A. Spatial analysis of soil properties and site-specific management zone delineation for the South Hail Region, Saudi Arabia. Sustainability 14 (23), 16209 (2022).
Google Scholar
Liu, Z. et al. Impacts of biochar concentration and particle size on hydraulic conductivity and DOC leaching of biochar–sand mixtures. J. Hydrol. 533, 461–472 (2016).
Google Scholar
Liu, Z., Dugan, B., Masiello, C. A. & Gonnermann, H. M. Biochar particle size, shape, and porosity act together to influence soil water properties. PLoS One. 12 (6), e0179079 (2017).
Google Scholar
Batista, E. M. et al. Effect of surface and porosity of biochar on water holding capacity aiming indirectly at preservation of the Amazon biome. Sci. Rep. 8 (1), 10677 (2018).
Google Scholar
Ndede, E. O., Kurebito, S., Idowu, O., Tokunari, T. & Jindo, K. The potential of biochar to enhance the water retention properties of sandy agricultural soils. Agronomy 12 (2), 311 (2022).
Google Scholar
Wang, W., Yang, Z., Zhang, A. & Yang, S. Water retention and fertilizer slow release integrated superabsorbent synthesized from millet straw and applied in agriculture. Ind. Crops Prod. 160, 113126 (2021).
Google Scholar
Baki, M. & Abedi-Koupai, J. Preparation and characterization of a superabsorbent slow‐release fertilizer with sodium alginate and biochar. J. Appl. Polym. Sci. 135 (2018).
Głąb, T., Palmowska, J., Zaleski, T. & Gondek, K. Effect of biochar application on soil hydrological properties and physical quality of sandy soil. Geoderma 281, 11–20 (2016).
Google Scholar
Khajavi-Shojaei, S., Moezzi, A., Norouzi, Masir, M. & Taghavi, M. Synthesis modified biochar-based slow-release nitrogen fertilizer increases nitrogen use efficiency and corn (Zea mays L.) growth. Biomass Convers. Biorefin. 13 (2), 593–601 (2023).
Ibrahim, A. et al. Effects of conocarpus biochar on hydraulic properties of calcareous sandy soil: influence of particle size and application depth. Arch. Agron. Soil Sci. 63(2), 185–197 (2017).
An, X. et al. A new class of biochar-based slow-release phosphorus fertilizers with high water retention based on integrated co-pyrolysis and co-polymerization. Chemosphere 285, 131481 (2021).
Google Scholar
Hu, X. et al. Synthesis and characterization of a novel semi-IPN hydrogel based on Salecan and poly (N, N-dimethylacrylamide-co-2-hydroxyethyl methacrylate). Carbohydr. Polym. 105, 135–144 (2014).
Google Scholar
Yang, L., Yang, Y., Chen, Z., Guo, C. & Li, S. Influence of super absorbent polymer on soil water retention, seed germination and plant survivals for rocky slopes eco-engineering. Ecol. Eng. 62, 27–32 (2014).
Google Scholar
Lu, S. et al. Multifunctional environmental smart fertilizer based on L-aspartic acid for sustained nutrient release. J. Agric. Food Chem. 64 (24), 4965–4974 (2016).
Google Scholar
Wen, P. et al. Microwave-assisted synthesis of a novel biochar-based slow-release nitrogen fertilizer with enhanced water-retention capacity. ACS Sustain. Chem. Eng. 5 (8), 7374–7382 (2017).
Google Scholar
Cheng, D., Liu, Y., Yang, G. & Zhang, A. Water-and fertilizer-integrated hydrogel derived from the polymerization of acrylic acid and urea as a slow-release N fertilizer and water retention in agriculture. J. Agric. Food Chem. 66, 5762–5769 (2018).
Google Scholar
Basak, B. B. Waste mica as alternative source of plant-available potassium: evaluation of agronomic potential through chemical and biological methods. Nat. Resour. Res. 28 (3), 953–965 (2019).
Google Scholar
Xia, Y., Tang, Y., Shih, K. & Li, B. Enhanced phosphorus availability and heavy metal removal by chlorination during sewage sludge pyrolysis. J. Hazard. Mater. 382, 121110 (2020).
Google Scholar
Andelkovic, I. B. et al. Graphene oxide-Fe (III) composite containing phosphate–A novel slow release fertilizer for improved agriculture management. J. Clean. Prod. 185, 97–104 (2018).
Google Scholar
Said, A. et al. Mechanochemical activation of phlogopite to directly produce slow-release potassium fertilizer. Appl. Clay Sci. 165, 77–81 (2018).
Google Scholar
Rizwan, M., Gilani, S. R., Durrani, A. I. & Naseem, S. Kinetic model studies of controlled nutrient release and swelling behavior of combo hydrogel using Acer platanoides cellulose. J. Taiwan. Inst. Chem. Eng. 131, 104137 (2022).
Google Scholar
Tang, X. et al. The response of arsenic bioavailability and microbial community in paddy soil with the application of sulfur fertilizers. Environ. Pollut. 264, 114679 (2020).
Google Scholar
Azeem, B., KuShaari, K., Man, Z. B., Basit, A. & Thanh, T. H. Review on materials & methods to produce controlled release coated urea fertilizer. J Control. Release. 181, 11–21 (2014).