[
AGUILERA, E. A. R. 2017. Generation of biogas through the anaerobic digestion process using organic substrates. In Revista Científica de FAREM-Estelí, vol. 6, no. 24, pp. 60–81. (In Spanish)
]Search in Google Scholar
[
ALVAREZ-BARRETO, J. F. – LARREA, F. – PINOS, M. C. – BENALCÁZAR, J. – OÑA, D. – ANDINO, C. – VITERI, D. A. – LEON, M. – ALMEIDASTREITWIESER, D. 2021. Chemical pretreatments on residual cocoa pod shell biomass for bioethanol production. In Bionatura, vol. 6, pp. 1490–1500. DOI: http://dx.doi.org/10.21931/RB/2020.06.01.9
]Search in Google Scholar
[
AMERICAN PUBLIC HEALTH ASSOCIATION (APHA). 2005. Standard methods for the examination of water and wastewater. 21st ed. Method 2540 D. Total suspended solids. In Standard Methods for the Examination of Water and Wastewater, pp. 2–58. Washington DC, USA : APHA, AWWA, WEF.
]Search in Google Scholar
[
ANTWI, E. – ENGLER, N. – NELLES, M. – SCHÜCH, A. 2019. Anaerobic digestion e effect of hydrothermal pretreatment on the biogas yield of cocoa pods residues. In Waste Management, vol. 88, pp. 131–140. DOI: https://doi.org/10.1016/j.wasman.2019.03.034
]Search in Google Scholar
[
ASTM D2015: 2000. Standard test method for gross calorific value of coal and coke by the adiabatic bomb calorimeter. West Conshohocken, PA : ASTM International.
]Search in Google Scholar
[
BARRAGÁN, B. – TÉLLEZ, A. – LAGUNA, A. 2008. Use of agroindustrial waste. In Enviromental systems, vol. 2, no. 1, pp. 44–50. (In Spnish)
]Search in Google Scholar
[
BETANCUR-PRISCO, J. C. – MIRA-HERNÁNDEZ, C. – PARÍS-LONDOÑO, L. S. 2014. Physical and mechanical properities of Jatropha curcas grains grown in Colombia. In Revista, Faculty of Engineering, University of Antioquia, vol. 73, pp. 187–199. (In Spanish)
]Search in Google Scholar
[
BOREK, K. – ROMANIUK, W. 2020. Biogas installations for harvesting energy and utilization of natural fertilisers. In Agricultural Engineering, vol. 24, no. 1, pp. 1–14. DOI: https://doi.org/10.1515/agriceng-2020-0001.
]Search in Google Scholar
[
CLAUSER, N. M. – GONZÁLEZ, G. – MENDIETA, C. M. – KRUYENISKI, J. – AREA, M. C. – VALLEJOS, M. E. 2021. Biomass waste as sustainable raw material for energy and fuels. In Sustainability, vol. 13, no. 2, article no. 794. DOI: https://doi.org/10.3390/su13020794
]Search in Google Scholar
[
CORACE, J. J. – AEBERHARD, M. R. – MARTINA, P. A. – VENTÍN, A. M. – GARCIA SOLÁ, E. 2006. Comparison of reaction time in biodigestion process according to the size of sawdust particles used as organic matter. In Comunicaciones Científicas y Tecnológicas 2006. Corrientes : Universidad Nacional del Nordeste, Argentina, T-034, 4 pp. (In Spanish)
]Search in Google Scholar
[
DAHUNSI, S. O. – OSUEKE, C. O. – OLAYANJU, T. M. A. – LAWAL, A. I. 2019. Co-digestion of Theobroma cacao (Cocoa) pod husk and poultry manure for energy generation: Effects of pretreatment methods. In Bioresource Technology, vol. 283, pp. 229–241. DOI: https://doi.org/10.1016/j.biortech.2019.03.093
]Search in Google Scholar
[
DÁVILA, G. L. R. – MURILLO, A. W. – ZAMBRANO, F. C. J. – SUÁREZ, M. H. – MÉNDEZ, A. J. J. 2020. Evaluation of nutritional values of wild mushrooms and spent substrate of Lentinus crinitus (L.) Fr. In Heliyon, vol. 6, no. 3, article no. e03502. DOI: https://doi.org/10.1016/j.heliyon.2020.e03502
]Search in Google Scholar
[
DAYMOND, A. – BEKELE, F. 2022. Cacao. In PRIYADARSHAN, P. M. – JAIN, S. M. (eds). Cash Crops, pp. 23–53. Cham : Springer. DOI: https://doi.org/10.1007/978-3-030-74926-2_2
]Search in Google Scholar
[
FISGATIVA, H. – TREMIER, A. – DABERT, P. 2016. Characterizing the variability of food waste quality: A need for efficient valorisation through anaerobic digestion. In Waste Management, vol. 50, pp. 264–274. DOI: https://doi.org/10.1016/j.wasman.2016.01.041
]Search in Google Scholar
[
GALLIPOLITI, V. – MARTINA, P. – AEBERHARDT, R. – GARCIA SOLA, E. 2022. Manufacture of briquettes with white pine sawdust. Immediate analysis and obtaining its calorific value. In Avances en Energías Renovables y Medio Ambiente (AVERMA), pp. 35–40. (In Spanish)
]Search in Google Scholar
[
HENNESSEY-RAMOS, L. – CISNEROS-YUPANQUI, M. – SANTISTEBAN SOTO, D. V. – LANTE, A. – FAVARO, L. – CASELLA, S. – BASAGLIA, M. 2023. Exploitation of cocoa pod residues for the production of antioxidants, polyhydroxyalkanoates, and ethanol. In Fermentation, vol. 9, no. 9, article no. 843. DOI: https://doi.org/10.3390/fermentation9090843
]Search in Google Scholar
[
HENNESSEY-RAMOS, L. – MURILLO-ARANGO, W. – VASCOCORREA, J. – PAZ ASTUDILLO, I. C. 2021. Enzymatic extraction and characterization of pectin from cocoa pod husks (Theobroma cacao L.) using Celluclast® 1.5 L. In Molecules, vol. 26, no. 5, article no. 1473. DOI: https://doi.org/10.3390/molecules26051473
]Search in Google Scholar
[
HERNÁNDEZ-MENDOZA, A. G. – SALDAÑA-TRINIDAD, S. – MARTÍNEZ-HERNÁNDEZ, S. – PÉREZ-SARIÑANA, B. Y. – LÁINEZ, M. 2021. Optimization of alkaline pretreatment and enzymatic hydrolysis of cocoa pod husk (Theobroma cacao L.) for ethanol production. In Biomass and Bioenergy, vol. 154, article no. 106268. DOI: https://doi.org/10.1016/j.biombioe.2021.106268
]Search in Google Scholar
[
HORWITZ, W. – LATIMER, G. W. 2006. Official Methods of Analysis of AOAC International. 18th ed. Gaithersburg, Maryland, USA : AOAC International. ISBN 9780935584776.
]Search in Google Scholar
[
INTERNATIONAL COCOA ORGANISATION. 2023. Harvesting and post-harvest processing. Available at: https://www.icco.org/harvesting-post-harvest-new/
]Search in Google Scholar
[
JAFARI, G. – ARDABILI, S. – POURDARBANI, R. – ABBASZADEH, B. – HERNANDEZ–HERNANDEZ, M. 2023. Sustainable biomethane production from sewage sludge and wheat straw co-digestion in the presence of polypyrrole Fe3O4 nanoparticles and alkaline pretreatment: Life cycle assessment point of view. In Acta Technologica Agriculturae, vol. 26, no. 3, pp. 133–141. DOI: https://doi.org/10.2478/ata-2023-0018
]Search in Google Scholar
[
KANIAPAN, S. – HASSAN, S. – YA, H. – PATMA NESAN, K. – AZEEM, M. 2021. The utilisation of palm oil and oil palm residues and the related challenges as a sustainable alternative in biofuel, bioenergy, and transportation sector: A review. In Sustainability, vol. 13, no. 6, article no. 3110. DOI: https://doi.org/10.3390/su13063110
]Search in Google Scholar
[
MALEKA, D. 2016. Assessment of the implementation of alternative process technologies for rural heat and power production from cocoa pod husks. Thesis. Stockholm, Sweden : KTH Royal Institute of Technology.
]Search in Google Scholar
[
NTC 370:2011. Fertiliser. Determination of total nitrogen content. Bogota, Colombia : Colombian Institute of Technical Standards and Certification (ICONTEC).
]Search in Google Scholar
[
NTC 5167:2022. Agricultural industry products. Organic products used as fertilizers and soil amendments. Bogota, Colombia : Colombian Institute of Technical Standards and Certification (ICONTEC).
]Search in Google Scholar
[
OLAYA ARBOLEDA, Y. – GONZÁLEZ SALCEDO, L. O. 2009. Fundamentals for the design of Biodigesters. Palmira, Colombia : Universidad Nacional de Colombia Sede Palmira, 32 pp. (In Spanish)
]Search in Google Scholar
[
REID, W. V. – ALI, M. K. – FIELD, C. B. 2020. The future of bioenergy. In Global Change Biology, vol. 26, no. 1, pp. 274–286. DOI: https://doi.org/10.1111/gcb.14883
]Search in Google Scholar
[
RODRIGUEZ, C. – ALASWAD, A. – MOONEY, J. – PRESCOTT, T. – OLABI, A. G. 2015. Pre-treatment techniques used for anaerobic digestion of algae. In Fuel Processing Technology, vol. 138, pp. 765–779. DOI: https://doi.org/10.1016/j.fuproc.2015.06.027
]Search in Google Scholar
[
SÁNCHEZ MARÍN, J. 2019. Energy and material use through anaerobic digestion of the organic fraction of urban solid waste generated in Moravia – Medellín. Thesis. Medellín, Colombia : University of Antioquia, 126 pp. (In Spanish)
]Search in Google Scholar
[
SYAMSIRO, M. – SAPTOADI, H. – TAMBUNAN, B. H. 2011. Experimental investigation on combustion of bio-pellets from Indonesian cocoa pod husk. In Asian Journal of Applied Sciences, vol. 4, no. 7, pp. 712–719. DOI: https://doi.org/10.3923/ajaps.2011.712.719
]Search in Google Scholar
[
VALLADARES-DIESTRA, K. K. – DE SOUZA VANDENBERGHE, L. P. – SOCCOL, C. R. 2022. A biorefinery approach for pectin extraction and second-generation bioethanol production from cocoa pod husk. In Bioresource Technology, vol. 346, article no. 126635. DOI: https://doi.org/10.1016/j.biortech.2021.126635
]Search in Google Scholar
[
VAN SOEST, P. J. – ROBERTSON, J. B. – LEWIS, B. A. 1991. Methods for dietary fiber, neutral detergent fiber, and nonstarch polysaccharides in relation to animal nutrition. In Journal of Dairy Science, vol. 74, pp. 3583–3597. DOI: https://doi.org/10.3168/jds.S0022-0302(91)78551-2
]Search in Google Scholar
[
VASCO-CORREA, J. – LI, Y. 2015. Solid-state anaerobic digestion of fungal pretreated Miscanthus sinensis harvested in two different seasons. In Bioresource Technology, vol. 185, pp. 211–217. DOI: https://doi.org/10.1016/j.biortech.2015.02.099
]Search in Google Scholar
[
VERDUZCO-OLIVA, R. – GUTIERREZ-URIBE, J. A. 2020. Beyond enzyme production: Solid state fermentation (SSF) as an alternative approach to produce antioxidant polysaccharides. In Sustainability, vol. 12, no. 2, article no. 495. DOI: https://doi.org/10.3390/su12020495
]Search in Google Scholar
[
VDI 4630:2006. Fermentation of organic material – Characterization of the substrate, sampling, collection of material data, fermentation tests. Düsseldorf : Verein Deutscher Ingenieure (Association of German Engineers).
]Search in Google Scholar
[
VRIESMANN, L. C. – TEÓFILO, R. F. – PETKOWICZ, C. L. O. 2011. Optimization of nitric acid-mediated extraction of pectin from cacao pod husks (Theobroma cacao L.) using response surface methodology. In Carbohydrate Polymers, vol. 84, no. 4, pp. 1230–1236. https://doi.org/10.1016/j.carbpol.2011.01.009
]Search in Google Scholar
[
YAN, Z. – LI, J. – CHANG, S. – CUI, T. – JIANG, Y. – YU, M. – ZHANG, L. – ZHAO, G. – QI, P. – LI, S. 2015. Lignin relocation contributed to the alkaline pretreatment efficiency of sweet sorghum bagasse. In Fuel, vol. 158, pp. 152–158. DOI: https://doi.org/10.1016/j.fuel.2015.05.029
]Search in Google Scholar
[
ZHANG, L. – SUN, X. 2014. Changes in physical, chemical, and microbiological properties during the two-stage co-composting of green waste with spent mushroom compost and biochar. In Bioresource Technology, vol. 171, pp. 274–284. DOI: https://doi.org/10.1016/j.biortech.2014.08.079
]Search in Google Scholar