Transition to Agroecological Practices: Positive Effects on Streams and Biofilms
Transformations in agricultural practices, particularly regarding chemical inputs such as pesticides, affect physical and chemical characteristics and biotic communities of streams. Currently, many conventional production systems are transitioning to economically and environmentally more sustainable...
| Autores principales: | , , , , , , , , , , |
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| Formato: | info:ar-repo/semantics/artículo |
| Lenguaje: | Inglés |
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Wiley
2025
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| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.12123/22087 https://onlinelibrary.wiley.com/doi/10.1002/iroh.70001 https://doi.org/10.1002/iroh.70001 |
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| author | Mujica, Micaela De Geronimo, Eduardo Nicolosi Gelis, María Mercedes Pecile, María Agostina Paredes del Puerto, Juan Martín Mosca, Agustín Ignacio Fanelli, Silvia Jensen, Roberto Cordero, Tómas Paracampo, Ariel Cochero, Joaquín |
| author_browse | Cochero, Joaquín Cordero, Tómas De Geronimo, Eduardo Fanelli, Silvia Jensen, Roberto Mosca, Agustín Ignacio Mujica, Micaela Nicolosi Gelis, María Mercedes Paracampo, Ariel Paredes del Puerto, Juan Martín Pecile, María Agostina |
| author_facet | Mujica, Micaela De Geronimo, Eduardo Nicolosi Gelis, María Mercedes Pecile, María Agostina Paredes del Puerto, Juan Martín Mosca, Agustín Ignacio Fanelli, Silvia Jensen, Roberto Cordero, Tómas Paracampo, Ariel Cochero, Joaquín |
| author_sort | Mujica, Micaela |
| collection | INTA Digital |
| description | Transformations in agricultural practices, particularly regarding chemical inputs such as pesticides, affect physical and chemical characteristics and biotic communities of streams. Currently, many conventional production systems are transitioning to economically and environmentally more sustainable production, which aims to reduce the use of synthetic inputs. However, it remains unclear whether agroecological practices positively impact the environment. Here, we compared physical and chemical characteristics and the toxicity of sediments from streams in areas of conventional and agroecological transition horticultural practices as well as reference areas. Additionally, the effects of horticultural practices on stream biofilms were assessed in 7-day bioassays, measuring chlorophyll-a, extracellular polymeric substance concentrations, ash-free dry weight, and diatom motility. In areas with conventional horticulture, pesticides were more frequent and had higher concentrations than in areas with agroecological horticulture. This was reflected in biofilms, with lower algal biomass and higher diatom cell motility under conventional horticulture. Our study suggested that the transition to agroecological practices, even in the early stages, had positive effects on aquatic ecosystems, and we found similarities in pesticide use and biological characteristics between sites with agroecological horticulture and less-impact sites, for example, grasslands sites. This study reports and integrates the effects of a complex mixture of contaminants used in intensive horticulture, providing a more realistic assessment of their environmental consequences. |
| format | info:ar-repo/semantics/artículo |
| id | INTA22087 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2025 |
| publishDateRange | 2025 |
| publishDateSort | 2025 |
| publisher | Wiley |
| publisherStr | Wiley |
| record_format | dspace |
| spelling | INTA220872025-04-29T10:22:41Z Transition to Agroecological Practices: Positive Effects on Streams and Biofilms Mujica, Micaela De Geronimo, Eduardo Nicolosi Gelis, María Mercedes Pecile, María Agostina Paredes del Puerto, Juan Martín Mosca, Agustín Ignacio Fanelli, Silvia Jensen, Roberto Cordero, Tómas Paracampo, Ariel Cochero, Joaquín Buena Práctica Agrícola Agroecología Ecosistema Acuático Plaguicidas Utilización de la Tierra Agricultura Sostenible Good Agricultural Practices Agroecology Aquatic Ecosystems Pesticides Land Use Sustainable Agriculture Transformations in agricultural practices, particularly regarding chemical inputs such as pesticides, affect physical and chemical characteristics and biotic communities of streams. Currently, many conventional production systems are transitioning to economically and environmentally more sustainable production, which aims to reduce the use of synthetic inputs. However, it remains unclear whether agroecological practices positively impact the environment. Here, we compared physical and chemical characteristics and the toxicity of sediments from streams in areas of conventional and agroecological transition horticultural practices as well as reference areas. Additionally, the effects of horticultural practices on stream biofilms were assessed in 7-day bioassays, measuring chlorophyll-a, extracellular polymeric substance concentrations, ash-free dry weight, and diatom motility. In areas with conventional horticulture, pesticides were more frequent and had higher concentrations than in areas with agroecological horticulture. This was reflected in biofilms, with lower algal biomass and higher diatom cell motility under conventional horticulture. Our study suggested that the transition to agroecological practices, even in the early stages, had positive effects on aquatic ecosystems, and we found similarities in pesticide use and biological characteristics between sites with agroecological horticulture and less-impact sites, for example, grasslands sites. This study reports and integrates the effects of a complex mixture of contaminants used in intensive horticulture, providing a more realistic assessment of their environmental consequences. EEA Balcarce Fil: Mujica, Micaela. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: De Gerónimo, Eduardo. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Nicolosi Gelis, María Mercedes. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Pecile, Maria Agostina. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Paredes del Puerto, Juan Martin. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Mosca, Agustín. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce; Argentina Fil: Fanelli, Silvia. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Jensen, Roberto. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Cordero, Tomas. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Paracampo, Ariel. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina Fil: Cochero, Joaquín. Universidad Nacional de La Plata. Facultad de Ciencias Naturales y Museo; Argentina 2025-04-29T10:15:49Z 2025-04-29T10:15:49Z 2025-02 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/22087 https://onlinelibrary.wiley.com/doi/10.1002/iroh.70001 1434-2944 (Print) 1522-2632 (Online) https://doi.org/10.1002/iroh.70001 eng info:eu-repo/semantics/restrictedAccess http://creativecommons.org/licenses/by-nc-sa/4.0/ Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International (CC BY-NC-SA 4.0) application/pdf Wiley International Review of Hydrobiology 109 (2) : 21-39 (23 February 2025) |
| spellingShingle | Buena Práctica Agrícola Agroecología Ecosistema Acuático Plaguicidas Utilización de la Tierra Agricultura Sostenible Good Agricultural Practices Agroecology Aquatic Ecosystems Pesticides Land Use Sustainable Agriculture Mujica, Micaela De Geronimo, Eduardo Nicolosi Gelis, María Mercedes Pecile, María Agostina Paredes del Puerto, Juan Martín Mosca, Agustín Ignacio Fanelli, Silvia Jensen, Roberto Cordero, Tómas Paracampo, Ariel Cochero, Joaquín Transition to Agroecological Practices: Positive Effects on Streams and Biofilms |
| title | Transition to Agroecological Practices: Positive Effects on Streams and Biofilms |
| title_full | Transition to Agroecological Practices: Positive Effects on Streams and Biofilms |
| title_fullStr | Transition to Agroecological Practices: Positive Effects on Streams and Biofilms |
| title_full_unstemmed | Transition to Agroecological Practices: Positive Effects on Streams and Biofilms |
| title_short | Transition to Agroecological Practices: Positive Effects on Streams and Biofilms |
| title_sort | transition to agroecological practices positive effects on streams and biofilms |
| topic | Buena Práctica Agrícola Agroecología Ecosistema Acuático Plaguicidas Utilización de la Tierra Agricultura Sostenible Good Agricultural Practices Agroecology Aquatic Ecosystems Pesticides Land Use Sustainable Agriculture |
| url | http://hdl.handle.net/20.500.12123/22087 https://onlinelibrary.wiley.com/doi/10.1002/iroh.70001 https://doi.org/10.1002/iroh.70001 |
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