Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops
Wheat crops are affected by aphids (Aphididae) that can be controlled by coccinellids (Coccinellidae). A spatial-temporal dynamics study of aphids and coccinellids in wheat was carried out during the crop cycle at different distances from Associated floral diversity (AFD). Four transects (repetition...
| Autores principales: | , , |
|---|---|
| Formato: | info:ar-repo/semantics/artículo |
| Lenguaje: | Inglés |
| Publicado: |
Sociedad Entomológica Argentina
2025
|
| Materias: | |
| Acceso en línea: | http://hdl.handle.net/20.500.12123/23361 https://www.biotaxa.org/RSEA/article/view/86520 https://doi.org/10.25085/rsea.840204 |
| _version_ | 1855038740871774208 |
|---|---|
| author | Tulli, María Celia Divita, Ignacio Federico Franco, María Del Rocío |
| author_browse | Divita, Ignacio Federico Franco, María Del Rocío Tulli, María Celia |
| author_facet | Tulli, María Celia Divita, Ignacio Federico Franco, María Del Rocío |
| author_sort | Tulli, María Celia |
| collection | INTA Digital |
| description | Wheat crops are affected by aphids (Aphididae) that can be controlled by coccinellids (Coccinellidae). A spatial-temporal dynamics study of aphids and coccinellids in wheat was carried out during the crop cycle at different distances from Associated floral diversity (AFD). Four transects (repetitions) were established and it was fortnightly monitored with sweep net at six distances from AFD (5, 10, 20, 40, 80, and 160 m). Species were identified with a stereoscopic microscope. Aphid distribution pattern differed according to phenological stages: Disperser (tillering and stem elongation), Cultural (booting and anthesis, with maximum densities at 160 m) and Ubiquist (milk and dough grain). Three coccinellids were mostly recorded, Eriopis connexa (Germar), Harmonia axyridis (Pallas) and Cycloneda ancoralis (Germar) which abundance differed according to the site. H. axyridis (76,9 %) prevaled in DFA and E. connexa (71 %) in wheat, with Ecotone and Cultural patterns, respectively. Coccinellid abundance reached its maximum in milk grain with an 82 % reduction of aphid population. The spatial-temporal variability of aphids and coccinellids documented during the crop cycle emphasizes the importance of monitoring areas far from the edge and studying the coccinellid winter ecology for its conservation and its synchronization with aphids. |
| format | info:ar-repo/semantics/artículo |
| id | INTA23361 |
| institution | Instituto Nacional de Tecnología Agropecuaria (INTA -Argentina) |
| language | Inglés |
| publishDate | 2025 |
| publishDateRange | 2025 |
| publishDateSort | 2025 |
| publisher | Sociedad Entomológica Argentina |
| publisherStr | Sociedad Entomológica Argentina |
| record_format | dspace |
| spelling | INTA233612025-08-08T10:26:05Z Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops Efecto de la diversidad floral asociada en la abundancia espacio-temporal de pulgones y coccinélidos en cultivos de trigo Tulli, María Celia Divita, Ignacio Federico Franco, María Del Rocío Control Biológico Depredadores Trigo Biological Control Aphididae Coccinellidae Predators Wheat Pulgones Mariquitas Wheat crops are affected by aphids (Aphididae) that can be controlled by coccinellids (Coccinellidae). A spatial-temporal dynamics study of aphids and coccinellids in wheat was carried out during the crop cycle at different distances from Associated floral diversity (AFD). Four transects (repetitions) were established and it was fortnightly monitored with sweep net at six distances from AFD (5, 10, 20, 40, 80, and 160 m). Species were identified with a stereoscopic microscope. Aphid distribution pattern differed according to phenological stages: Disperser (tillering and stem elongation), Cultural (booting and anthesis, with maximum densities at 160 m) and Ubiquist (milk and dough grain). Three coccinellids were mostly recorded, Eriopis connexa (Germar), Harmonia axyridis (Pallas) and Cycloneda ancoralis (Germar) which abundance differed according to the site. H. axyridis (76,9 %) prevaled in DFA and E. connexa (71 %) in wheat, with Ecotone and Cultural patterns, respectively. Coccinellid abundance reached its maximum in milk grain with an 82 % reduction of aphid population. The spatial-temporal variability of aphids and coccinellids documented during the crop cycle emphasizes the importance of monitoring areas far from the edge and studying the coccinellid winter ecology for its conservation and its synchronization with aphids. El trigo es afectado por pulgones (Aphididae) que pueden ser regulados por coccinélidos (Coccinellidae). Se analizó la dinámica espacio-temporal de pulgones y coccinélidos según las etapas fenológicas del trigo y distancia a la diversidad floral asociada (DFA). Se establecieron cuatro transectas (repeticiones) y se monitoreó quincenalmente con red de arrastre a seis distancias de la DFA (5, 10, 20, 40, 80, y 160 m). Las especies se identificaron con microscopio estereoscópico. El patrón de distribución de pulgones varió según las etapas fenológicas: Dispersor (macollaje y elongación de tallo), Cultural (encañazón y antesis, con máximas densidades a 160 m) y Ubicuo (grano lechoso y pastoso). Se registraron principalmente tres coccinélidos: Eriopis connexa (Germar), Harmonia axyridis (Pallas) y Cycloneda ancoralis (Germar). La especie más abundante varió según el sitio: H. axyridis (76,9 %) en la DFA y E. connexa (71 %) en trigo, con patrones de Ecotono y Cultural, respectivamente. La abundancia de coccinélidos alcanzó su máximo en grano lechoso, coincidiendo con una reducción cercana al 82 % en la de pulgones. Dada la variabilidad espacio-temporal de pulgones y coccinélidos en trigo, es importante incluir zonas alejadas del borde en los monitoreos y estudiar la ecología invernal estos últimos para su conservación y sincronización con los pulgones. EEA Balcarce Fil: Tulli, María Celia. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Divita, Ignacio. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Franco, María del Rocío. Universidad Nacional de Mar del Plata. Facultad de Ciencias Agrarias; Argentina Fil: Franco, María del Rocío. Instituto Nacional de Tecnología Agropecuaria (INTA). Estación Experimental Agropecuaria Balcarce. Instituto de Innovación para la Producción Agropecuaria y el Desarrollo Sostenible; Argentina. Consejo Nacional de Investigaciones Científicas y Técnicas. Instituto de Innovación para la Producción Agropecuaria y el Desarrollo Sostenible; Argentina 2025-08-08T10:18:46Z 2025-08-08T10:18:46Z 2025-07 info:ar-repo/semantics/artículo info:eu-repo/semantics/article info:eu-repo/semantics/publishedVersion http://hdl.handle.net/20.500.12123/23361 https://www.biotaxa.org/RSEA/article/view/86520 0373-5680 (print) 1851-7471 (online) https://doi.org/10.25085/rsea.840204 eng info:eu-repograntAgreement/INTA/2023-PD-L01-I074, Bases ecológicas y epidemiológicas para el diseño de estrategias de manejo de plagas agrícolas y forestales info:eu-repograntAgreement/INTA/2023-PE-L01-I028, Fortalecimiento de los sistemas extensivos agropecuarios para el desarrollo sostenible de los territorios del CERBAS info:eu-repo/semantics/openAccess 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 Sociedad Entomológica Argentina Revista De La Sociedad Entomológica Argentina 84 (2) : e0204 (2025) |
| spellingShingle | Control Biológico Depredadores Trigo Biological Control Aphididae Coccinellidae Predators Wheat Pulgones Mariquitas Tulli, María Celia Divita, Ignacio Federico Franco, María Del Rocío Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops |
| title | Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops |
| title_full | Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops |
| title_fullStr | Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops |
| title_full_unstemmed | Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops |
| title_short | Effect of associated floral diversity on spatial-temporal abundance of aphids and coccinellids in wheat crops |
| title_sort | effect of associated floral diversity on spatial temporal abundance of aphids and coccinellids in wheat crops |
| topic | Control Biológico Depredadores Trigo Biological Control Aphididae Coccinellidae Predators Wheat Pulgones Mariquitas |
| url | http://hdl.handle.net/20.500.12123/23361 https://www.biotaxa.org/RSEA/article/view/86520 https://doi.org/10.25085/rsea.840204 |
| work_keys_str_mv | AT tullimariacelia effectofassociatedfloraldiversityonspatialtemporalabundanceofaphidsandcoccinellidsinwheatcrops AT divitaignaciofederico effectofassociatedfloraldiversityonspatialtemporalabundanceofaphidsandcoccinellidsinwheatcrops AT francomariadelrocio effectofassociatedfloraldiversityonspatialtemporalabundanceofaphidsandcoccinellidsinwheatcrops AT tullimariacelia efectodeladiversidadfloralasociadaenlaabundanciaespaciotemporaldepulgonesycoccinelidosencultivosdetrigo AT divitaignaciofederico efectodeladiversidadfloralasociadaenlaabundanciaespaciotemporaldepulgonesycoccinelidosencultivosdetrigo AT francomariadelrocio efectodeladiversidadfloralasociadaenlaabundanciaespaciotemporaldepulgonesycoccinelidosencultivosdetrigo |