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dc.contributor.authorCruz-Velásquez, Yorcelisspa
dc.contributor.authorKijora, Claudiaspa
dc.contributor.authorAgudelo-Martínez, Vianysspa
dc.date.accessioned2014-09-01 00:00:00
dc.date.accessioned2022-06-13T17:41:59Z
dc.date.available2014-09-01 00:00:00
dc.date.available2022-06-13T17:41:59Z
dc.date.issued2014-09-01
dc.identifier.issn0121-3709
dc.identifier.urihttps://repositorio.unillanos.edu.co/handle/001/2615
dc.description.abstractLa producción del pez amazónico Cachama blanca ha ido en continuo aumento y su cultivo se ha vuelto dependiente en gran medida de la disposición de alimento suplementario a bajo costo. Por eso se requiere información sobre la idoneidad de las fuentes de alimentación disponibles a nivel local que sean más económicas para este pez. Las lentejas de agua (Lemna minor y Spirodela polyrhiza) y el helecho de agua (Azolla filiculoides), disponibles localmente, fueron probadas en dietas para Cachama blanca evaluando el desempeño del crecimiento, conversión alimenticia y digestibilidad. Un total de cinco dietas: cuatro dietas de experimentación con un contenido de proteína cruda de 35%, suplementadas al 15% y 25% de inclusión con lentejas de agua (DW) y Azolla (WF) fermentadas, y una dieta control sin plantas acuáticas, fueron comparadas. Todos los ingredientes fueron procesados en una extrusora de micro-tornillo. Todas las dietas fueron basadas en un bajo contenido de harina de pescado. Un total de 390 peces (1,6 ± 0,02 g) fueron seleccionados al azar y distribuidos en quince tanques de plástico de 250 L con tres réplicas por dieta. Los tanques fueron dispuestos en un sistema de recirculación con un biofiltro y aireación constante y un recambio diario de agua. Los peces fueron alimentados hasta aparente saciedad dos veces al día durante 60 días. Los peces de cada tanque fueron pesados colectivamente cada 2 semanas para monitorear el crecimiento y después de 8 semanas se registró la biomasa final en cada tanque. Los datos de cada tratamiento fueron sometieron a un análisis de varianza (ANOVA) de los grupos por triplicado (n = 3). Los peces alimentados con las dietas DW15 y WF15 revelaron un crecimiento (SGR) y ganancia de peso significativamente mayor (p <0,05) al de los peces alimentados con las otras dietas. El consumo de alimento no varió entre las dietas (P> 0,05). El FCR y PER fueron mejores (P <0,05) para los peces alimentados con DW15 y WF15 que para los peces alimentados con DW25 y WF25 pero no hubo diferencias significativa en comparación con la dieta control. Los coeficientes de digestibilidad aparente disminuyeron significativamente (P <0.05) en las dietas DW25 y WF25. El suplemento del alimento con las plantas acuáticas fermentadas al nivel de inclusión de 15% mejoró el desempeño del crecimiento de la Cachama blanca (P. brachypomus) alimentada con dietas de bajo contenido de harina de pescado.spa
dc.description.abstractThe production of the Amazonian fish Cachama blanca has been rising continuously and its cultivation has become heavily dependent on the provision of supplementary feed at low cost. Information on the suitability of locally available, cheap feed sources for this fish is required. The locally available duckweeds (Lemna minor and Spirodela polyrhiza) and water fern (Azolla filiculoides) were tested in Cachama blanca evaluating growth performance, feed conversion ratio, and digestibility. A total of five diets, four test diets (35% crude protein) supplemented with fermented duckweeds (DW) and water fern (WF) at 15% and 25% inclusion level and a control diet without aquatic plants, were compared. Ingredients were processed in a micro extruder. Diets were based on a low-fish meal diet. A total of 390 fish (1.6 ± 0.02 g) were randomly selected and stocked into fifteen 250 L plastic tanks providing three replicates per diet. Tanks were arranged in a recirculating system comprising a biofilter and aeration with a turn-over of and a daily water exchange. Fish were fed to apparent satiation twice a day for 60 days. Fish from each tank were weighed collectively every 2 weeks to monitor growth and after 8 weeks final biomass of each tank was recorded. Data from each treatment were subjected to one-way analysis of variance (ANOVA) of the triplicate groups (n=3). Fish fed on DW15 and WF15 revealed significantly higher (P<0.05) SGR and weight gain than fish fed the other diets. Feed intake did not vary among diets (P>0.05). FCR and PER were also better (P<0.05) for fish fed on DW15 and WF15 than for fish fed on DW25 and WF25 but not significant compared to the control diet. Apparent digestibility coefficients decreased significantly (P<0.05) in DW25 and WF25 diets. Fish feed supplementation with the fermented aquatic macrophytes at 15% inclusion level improved the growth performance of Cachama blanca (P. brachypomus) fed on low-fishmeal-diets.eng
dc.format.mimetypeapplication/pdfspa
dc.language.isospaspa
dc.publisherUniversidad de los Llanosspa
dc.rightsOrinoquia - 2014spa
dc.rights.urihttps://creativecommons.org/licenses/by/4.0/spa
dc.sourcehttps://orinoquia.unillanos.edu.co/index.php/orinoquia/article/view/381spa
dc.titleLa inclusión de plantas acuáticas fermentadas en dietas con bajo contenido de harina de pescado para Cachama blanca, Piaractus brachypomusspa
dc.typeArtículo de revistaspa
dc.typeJournal Articleeng
dc.type.driverinfo:eu-repo/semantics/articlespa
dc.type.localSección Artículosspa
dc.type.localSección Articleseng
dc.type.versioninfo:eu-repo/semantics/publishedVersionspa
dc.rights.accessrightsinfo:eu-repo/semantics/openAccessspa
dc.identifier.doi10.22579/20112629.381
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dc.relation.referencesLochmann R, Chen R, Chu-Koo F, Camargo W, Kohler C, Kasper C. Effect of carbohydrate-rich alternative feedstuffs on growth, survival, body composition, hematology, and nonspecific immune response of black pacu, Colossomamacropomum, and red pacu, Piaractus brachypomus. J World Aquac Soc. 2009; 40(1): 33-44.spa
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dc.relation.referencesVásquez-Torres W, Yossa M, Hernández G. Coeficientes de digestibilidad aparente de proteína y energía de ingredients de uso común en la elaboración de dietas para Cachama (Avance de Resultados). Revista de la Facultad de Medicina Veterinaria y de Zootecnia. 2007; 54(2):67-250.spa
dc.relation.referencesErdal Yilmaz E, Akyurt I, Gökhan Günal G. Use of Duckweed, Lemna minor, as a Protein Feedstuff in Practical Diets for Common Carp, Cyprinus carpio, Fry. Turk J Fish Aquat Sci. 2004; 4:105109.spa
dc.relation.referencesObtained from ITALCOL Alimentos Concentrados © (Villavicencio, Colombia)spa
dc.relation.referencesDuckweed (Lemna minor and Spirodela polyrhiza) and water fern (Azolla filiculoides) were harvested as wild or uncultivated material from water bodies in Colombia and afterwards fermented.spa
dc.relation.referencesRovimix vitamin: ®Lab. Roche S.A. 0.5 (Vit A 8.0*106 UI, Vit D3, 1.8*106 UI, Vit E 66.66g, Vit B1 6.66g, Vit B2 13.33g, Vit B6 6.66g, Calciumpantothenic 33.33g, Biotin 533.3mg, Folicacid 2.66g, Ascorbicacid 400.0g, Nicotinicacid 100.0g, Vit B12 20.0mg, Vit K3 6.66g, cspvehicle 1.0Kg.spa
dc.relation.referencesMicro-minerals premix: ®Lab. Roche S.A. 1.0 (Composition per 100g the product: Mg 1.0, Zn 16.0, Fe 4.0, Cu 1.0, I 0.5, Se 0.05, Co 0.01). 3 Vitamin C, StayC-35spa
dc.relation.referencesNitrogen-free Extract (NFE) = 100-(Ash+ Protein+ Fibre+ Fat)spa
dc.relation.referencesSpecific growth rate (SGR) = [lnWf (mean final weight) − lnWi (mean initial weight)/56 days] × 100.spa
dc.relation.referencesPercent weight gain (WG) = 100(Final weight-Initial weight)/ Initial weight.spa
dc.relation.referencesFeed conversion ratio (FCR) = total feed intake in dry basis (g) / wet weight gain (g).spa
dc.relation.referencesProtein efficiency ratio (PER) = total weight gain (g)/protein intake (g).spa
dc.relation.referencesFeed consumption (FC) during the experimental period (56 days)spa
dc.relation.referencesSurvival Rate (SR) Wi: initial weight, Wf: final weightspa
dc.type.coarhttp://purl.org/coar/resource_type/c_6501spa
dc.identifier.eissn2011-2629
dc.identifier.urlhttps://doi.org/10.22579/20112629.381
dc.relation.bitstreamhttps://orinoquia.unillanos.edu.co/index.php/orinoquia/article/download/381/987
dc.relation.citationeditionNúm. 2 sup , Año 2014 : Vol. 18 Núm 2 sup (2014)spa
dc.relation.citationendpage236
dc.relation.citationissue2 supspa
dc.relation.citationstartpage230
dc.relation.citationvolume18spa
dc.relation.ispartofjournalOrinoquiaspa
dc.title.translatedInclusion of fermented aquatic plants as feed resource for Cachama blanca, Piaractus brachypomus, fed low-fish meal dietseng
dc.type.contentTextspa
dc.type.coarversionhttp://purl.org/coar/version/c_970fb48d4fbd8a85spa
dc.rights.coarhttp://purl.org/coar/access_right/c_abf2spa


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