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dc.contributor.author
Naghdi, Mitra
dc.contributor.author
Cledón, Maximiliano
dc.contributor.author
Brar, Satinder Kaur
dc.contributor.author
Ramirez, Antonio Avalos
dc.date.available
2020-02-21T20:46:57Z
dc.date.issued
2018-10
dc.identifier.citation
Naghdi, Mitra; Cledón, Maximiliano; Brar, Satinder Kaur; Ramirez, Antonio Avalos; Nitrification of vegetable waste using nitrifying bacteria; Elsevier Science; Ecological Engineering; 121; 10-2018; 83-88
dc.identifier.issn
0925-8574
dc.identifier.uri
http://hdl.handle.net/11336/98349
dc.description.abstract
Current inorganic chemical-based fertilizers for soils have adverse impacts on human health and environment. In the present work, two nitrifying bacteria, i.e. Nitrosomonas sp. DSM 28437 and Nitrobacter sp. DSM 10236, were explored for the production of nitrate in vegetable wastes. For this purpose, the nitrite production by Nitrosomonas sp. and nitrate production by Nitrobacter sp. in two synthetic media containing ammonium and nitrite, respectively were investigated. Also, simultaneous growth of both bacteria in a single synthetic medium containing ammonium was investigated. Finally, the performance of both bacteria in a mixture of vegetable wastes, where a consortia of microorganisms present in cattle-based compost produced ammonium, were investigated. Highest concentration of nitrite (13.2 ppm) and nitrate (1600 ppm) in Nitrosomonas sp. and Nitrobacter sp. inoculated synthetic media were achieved after 12 and 28 days, respectively. The simultaneous growth of both bacteria in synthetic media and both bacteria along with compost microorganisms in vegetable wastes resulted in 12 and 20 ppm nitrate, respectively. Also, it was observed that with increasing time, the optical density of Nitrobacter sp. population increased from 0.04 to 0.72 after 35 days, but for Nitrosomonas sp., until 12 days, the optical density increased 0.3 from to 0.6 and then decreased to 0.2 on day 21 because of nitrite toxicity to the microorganism. The transformation of ammonium to nitrate using Nitrosomonas sp. and Nitrobacter sp. in synthetic media and a mixture of vegetable wastes was studied to develop a new organic fertilizer containing nitrogen source.
dc.format
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier Science
dc.rights
info:eu-repo/semantics/openAccess
dc.rights.uri
https://creativecommons.org/licenses/by-nc-nd/2.5/ar/
dc.subject
NITRATE
dc.subject
NITRIFYING BACTERIA
dc.subject
NITRITE
dc.subject
ORGANIC FERTILIZERS AND VEGETABLE WASTES
dc.subject.classification
Biotecnología Medioambiental
dc.subject.classification
Biotecnología del Medio Ambiente
dc.subject.classification
INGENIERÍAS Y TECNOLOGÍAS
dc.title
Nitrification of vegetable waste using nitrifying bacteria
dc.type
info:eu-repo/semantics/article
dc.type
info:ar-repo/semantics/artículo
dc.type
info:eu-repo/semantics/publishedVersion
dc.date.updated
2020-02-18T16:05:20Z
dc.journal.volume
121
dc.journal.pagination
83-88
dc.journal.pais
Países Bajos
dc.journal.ciudad
Amsterdam
dc.description.fil
Fil: Naghdi, Mitra. Université du Québec a Montreal; Canadá
dc.description.fil
Fil: Cledón, Maximiliano. Universidad Nacional del Comahue. Centro de Investigación Aplicada y Transferencia Tecnológica en Recursos Marinos "Almirante Storni". - Provincia de Río Negro. Ministerio de Agricultura, Ganadería y Pesca. Centro de Investigación Aplicada y Transferencia Tecnológica en Recursos Marinos "Almirante Storni". Consejo Nacional de Investigaciones Científicas y Técnicas. Centro Científico Tecnológico Conicet Centro Nacional Patagónico. Centro de Investigación Aplicada y Transferencia Tecnológica en Recursos Marinos "Almirante Storni"; Argentina. Université du Québec a Montreal; Canadá
dc.description.fil
Fil: Brar, Satinder Kaur. Université du Québec a Montreal; Canadá
dc.description.fil
Fil: Ramirez, Antonio Avalos. Centre National en Électrochimie et en Technologie Environnementales; Canadá. Université du Québec a Montreal; Canadá
dc.journal.title
Ecological Engineering
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/url/https://www.sciencedirect.com/science/article/pii/S0925857417304007
dc.relation.alternativeid
info:eu-repo/semantics/altIdentifier/doi/http://dx.doi.org/10.1016/j.ecoleng.2017.07.003
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