UAB Digital Repository of Documents 7 records found  Search took 0.00 seconds. 
1.
10 p, 4.1 MB Conidia production of the entomopathogenic fungus Beauveria bassiana using packed-bed bioreactor : Effect of substrate biodegradability on conidia virulence / Sala Martí, Arnau (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Barrena Gómez, Raquel (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Meyling, Nicolai Vitt (University of Copenhagen) ; Artola Casacuberta, Adriana (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
This work presents the scale-up of the conidia production of the entomopathogenic fungus Beauveria bassiana using two different wastes, coupled with concentration and virulence tests of the produced conidia against the pest Tenebrio molitor. [...]
2023 - 10.1016/j.jenvman.2023.118059
Journal of environmental management, Vol. 341 (September 2023) , art. 118059  
2.
14 p, 2.7 MB Insights on fungal solid-state fermentation for waste valorization : conidia and chitinase production in different reactor configurations / Sala Martí, Arnau (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Echegaray, T. (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Palomas, G. (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Boggione, M. J. (Instituto de Procesos Biotecnológicos y Químicos (Rosario, Argentina)) ; Tubio, G. (Instituto de Procesos Biotecnológicos y Químicos (Rosario, Argentina)) ; Barrena Gómez, Raquel (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Artola Casacuberta, Adriana (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
Different reactor configurations are paired with a wide variety of agro-industrial wastes of different biodegradability to produce fungal conidia by solid-state fermentation. This work presents a preliminary comparative study between packed-bed and tray reactor configurations to produce Beauveria bassiana and Trichoderma harzianum conidia using two different substrates in terms of biodegradability: rice husk or beer draff complemented with wood chips. [...]
2022 - 10.1016/j.scp.2022.100624
Sustainable Chemistry and Pharmacy, Vol. 26 (May 2022) , art. 100624  
3.
11 p, 3.0 MB Fungal biopesticide production : process scale-up and sequential batch mode operation with Trichoderma harzianum using agro-industrial solid wastes of different biodegradability / Sala Martí, Arnau (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Barrena Gómez, Raquel (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Sanchez, Antoni (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Artola Casacuberta, Adriana (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
This work presents a sequential batch operational strategy (SBR) for fungal conidia production in solid-state fermentation (SSF) to improve the traditional batch operation, while also aiming to present a robust and scalable process. [...]
2021 - 10.1016/j.cej.2021.131620
Chemical engineering journal, Vol. 425 (Dec. 2021), art. 131620  
4.
30 p, 654.2 KB Modelling the aerobic degradation of organic wastes based on slowly and rapidly degradable fractions / Ponsá Salas, Sergio (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Puyuelo Sánchez, Belén (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Gea Leiva, Teresa (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Sanchez, Antoni (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
Several organic wastes of major production in the world (municipal solid wastes, wastewater sludge, manures and bulking agents) and some already treated organic wastes have been investigated to determine the partition among the several fractions that compose them and their kinetics of biodegradation. [...]
2011 - 10.1016/j.wasman.2011.02.013
Waste management and research, Vol. 31, Issue 7 (July 2011) , p. 1472-1479  
5.
34 p, 2.8 MB Anaerobic co-digestion of the organic fraction of municipal solid waste with several pure organic co-substrates / Ponsá Salas, Sergio (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Gea Leiva, Teresa (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Sanchez, Antoni (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
A strategy to improve the operation of working anaerobic digesters treating the organic fraction of municipal solid wastes (OFMSW) to increase the biogas production is studied. It consists of increasing the organic loading rate of the digesters by adding extra organic matter from some problematic organic wastes. [...]
2011 - 10.1016/j.biosystemseng.2011.01.007
Biosystems engineering, Vol. 108, Issue 4 (April 2011) , p. 352-360  
6.
28 p, 1.0 MB Different indices to express biodegradability in organic solid wastes / Ponsá Salas, Sergio (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Gea Leiva, Teresa (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental) ; Sanchez, Antoni (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
Respiration indices are suggested in literature as the most suitable stability determination and are proposed as a biodegradability measure in this work. An improved dynamic respiration index methodology is described in this work. [...]
2010 - 10.2134/jeq2009.0294
Journal of environmental quality, Vol. 39, No. 2, p. 706-712 (2010)  
7.
5 p, 23.3 KB Test methods to aid in the evaluation of the diversion of biodegradable municipal waste (BMW) from landfill / Sanchez, Antoni (Universitat Autònoma de Barcelona. Departament d'Enginyeria Química, Biològica i Ambiental)
This discussion explores one crucial point about the use of biodegradability indicators to monitor biological processes in organic solid waste treatment plants. Today, some different measures are being used for the determination of biodegradable organic matter and most of them are based on respiration indices (oxygen consumption or carbon dioxide production under aerobic conditions) or biogas production tests (under strict anaerobic conditions). [...]
2009 - 10.1016/j.wasman.2009.03.013
Waste management, Vol. 29, issue 8 (August 2009) , p. 2306-2307  

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