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Browsing by Subject "Selection"

Now showing items 21-40 of 51

Estimación de parámetros genéticos del flujo de leche en cabras Murciano-Granadinas de la Comunidad Valenciana

Blasco Civerio, Emilio (Universitat Politècnica de València, 2014-10-03)

[EN] The aim of this study was the analysis of the trait milk-flow during the first milking minute, using data from 996 Murciano-Granadina goats, belonging to 12 herds in the Valencian Community. During the lactations, two ...
Estudio de la supervivencia de los gazapos desde el nacimiento hasta el destete en varias líneas de selección en conejos

Pérez Pardo, Rubén (Universitat Politècnica de València, 2015-10-07)

[ES] El tamaño de camada es el principal carácter en importancia económica en conejo y por ello es objeto de selección en los programas comerciales; sin embargo, debido a su baja heredabilidad, la selección por tamaño de ...
Estudio y correlación de variables químico-sensoriales para la selección de cepas de levaduras autóctonas de las variedades de uva Cabernet Sauvignon, Merlot y Garnacha

Alfonso Crespo, Jesús (Universitat Politècnica de València, 2018-09-17)

[ES] En este trabajo se pretende seleccionar de un grupo de levaduras autóctonas de la bodega Chozas Carrascal, para las variedades Cabernet Sauvignon, Garnacha y Merlot. Para ello se realizaron microvinificaciones con ...
Evaluación y selección por grasa intramuscular y respuestas correlacionadas en caracteres de calidad de la canal y de la carne de conejo

Rubio Gil, Valentina (Universitat Politècnica de València, 2019-10-11)

[ES] La grasa intramuscular (GIM) es uno de los principales caracteres que afecta a la calidad de la carne, fundamentalmente a la jugosidad, terneza y flavor de la misma. En la Universitat Politècnica de València se ha ...
Evaluation by re-derivation of a paternal line after 18 generations on seminal traits, proteome and fertility

Juárez, J. D.; Marco-Jiménez, Francisco; Talaván, A. M.; García-Domínguez, X.; Viudes-de-Castro, M. P.; Lavara, R.; Vicente Antón, José Salvador (Elsevier, 2020-02)

[EN] Males from a paternal line selected for growth traits were used to produce semen doses at insemination centres and farms in a breeding scheme for rabbit meat production. The aim of this study was to assess whether a ...
Evolutionary analysis of Citrus tristeza virus outbreaks in Calabria, Italy: two rapidly spreading and independent introductions of mild and severe isolates

Fontana, A.; Debreczeni, Diana Elvira; Albanese, G.; Davino, Salvatore; Flores Pedauye, Ricardo; Rubio, L. (Springer Verlag (Germany), 2014-11)

The evolution of citrus tristeza virus (CTV) from outbreaks occurred in Calabria, Italy, was compared with that of CTV outbreaks reported previously in another two proximal Italian regions, Sicily and Apulia. Examination ...
Genetic analysis of longevity in specialized lines of rabbits

El Nagar, Ayman Gamal Fawzy (Universitat Politècnica de València, 2015-06-29)

[EN] The global objective of the present thesis was to study the functional longevity defined as length of productive life (LPL) in five Spanish specialized lines of rabbit (A, V, H and LP). Chapter 3, aimed to check the ...
Genetic selection for ovulation rate and litter size in rabbits: estimation of genetic parameters, direct and correlated responses

Ziadi, Chiraz (Universitat Politècnica de València, 2012-11-29)

[ES] Se llevó a cabo un experimento de selección en una línea de conejos (OR_LS): selección directa para tasa de ovulación (TO) durante 6 generaciones, y luego selección para TO y tamaño de camada (TC) durante 7 generaciones. ...
Genetic selection of maternal lines and digestive efficiency in rabbits: long term selection for litter size at weaning versus hyper selection for reproductive longevity

Pascual Amorós, Juan José; Ródenas, L.; Martínez, E.; Cervera, C.; Blas, E.; Baselga, M. (World Rabbit Science. ICTA. UPV, 2008-10)

The objective of the present paper is to evaluate how long-term selection for litter size at weaning or short-term hyper selection for reproductive longevity, affect the digestive utilisation of growing and lactating ...
Genetic trend in selection for litter weight in two maternal lines of rabbits in Egypt

Abou Khadiga, G.; Youssef, Y.M.K.; Saleh, K.; Nofal, R.Y.; Baselga, M. (World Rabbit Science. ICTA. UPV, 2010)

[EN] An analysis was carried out to evaluate the results of the selection program of a new synthetic maternal line of Egyptian APRI rabbits and the Spanish V line. The selection criterion was litter weaning weight in both ...
Genetic variability and evolutionary analyses of the coat protein gene of Tomato mosaic virus

Rangel, Ezequiel; Alfaro Fernández, Ana Olvido; Font San Ambrosio, Maria Isabel; Luis-Arteaga, M.; Rubio, Luis (Springer Verlag (Germany), 2011-12)

[EN] Tomato mosaic virus (ToMV), a member of the genus Tobamovirus, infects several ornamental and horticultural crops worldwide. In this study, the nucleotide sequences of the coat protein gene of worldwide ToMV isolates ...
Genetics of growth, carcass and meat quality in rabbits

Blasco Mateu, Agustín; Nagy, I.; Hernández, Pilar (Elsevier, 2018)

[EN] This paper reviews the current knowledge on the genetics of growth, carcass and meat traits in rabbits. There is a great variety in size of rabbit breeds, from which commercial production uses medium size breeds for ...
Gestión de la línea V en varios núcleos de selección de conejos

Sahuquillo García, José (Universitat Politècnica de València, 2017-10-04)

[ES] El tamaño de camada es uno de los caracteres de mayor peso económico en la producción cunícola. Los núcleos de selección de conejos tienen una gran importancia para la mejora genética de los caracteres de ...
Individual efficiency for the use of feed resources in rabbits

Piles, Miriam; García-Tomas, M.; Rafel, O.; Ibañez Escriche, Noelia; Ramon, J.; Varona, L. (American Society of Animal Science, 2007-11)

[EN] A Bayesian procedure, which allows consideration of the individual variation in the feed resource allocation pattern, is described and implemented in 2 sire lines of rabbit (Caldes and R). The procedure is based on a ...
Insights Into the Adaptation to Greenhouse Cultivation of the Traditional Mediterranean Long Shelf-Life Tomato Carrying the alc Mutation: A Multi-Trait Comparison of Landraces, Selections, and Hybrids in Open Field and Greenhouse

Figás-Moreno, María Del Rosario; Prohens Tomás, Jaime; Raigón Jiménez, Mª Dolores; Pereira-Días, Leandro; Casanova-Calancha, Cristina; García-Martínez, María Dolores; Rosa-Martínez, Elena; Soler-Calabuig, Elena; Plazas Ávila, María de la O; Soler Aleixandre, Salvador (Frontiers Media SA, 2018)

[EN] Long shelf-life tomato (Solanum lycopersicum) landraces, characterized by carrying the alc allele in the NOR. NAC locus, have been traditionally cultivated in the Mediterranean region. These materials are adapted to ...
La selección de sistemas ERP: Revisión teórica y propuesta metodológica

Zhiri, Salma (Universitat Politècnica de València, 2011-09-08)

La tesis presenta una metodología de selección de sistemas ERP basada en la revisión de la literatura sobre la evaluación y selección de ERP. El objetivo de esta metdologia es mejorar la eficiencia y efectividad del proceso ...
Mortalidad hasta el destete en varias líneas de selección en conejo

Pérez Pardo, Rubén (Universitat Politècnica de València, 2016-12-20)

[EN] Litter si ze is one of the traits with greater econo mic weight in rabbit production . The objective of thi s work is to study the extent and distribution of mortality from birth to weaning and ...
New findings in insect fungiculture: Have ants developed non-food, agricultural products?

Lauth, Jeremie; Ruíz González, Mario Javier; Orivel, Jérôme (Landes Bioscience: OAJ, 2011)

The interaction between Allomerus plant-ants and an ascomycete fungus growing on and strengthening their galleries is not opportunistic. We previously demonstrated that this association is highly specific as only one fungal ...
Orderability and continuous selections for Wijsman and Vietoris hyperspaces

Di Caprio, Debora; Watson, Stephen (Universitat Politècnica de València, 2003-10-01)

[EN] Bertacchi and Costantini obtained some conditions equivalent to the existence of continuous selections for the Wijsman hyperspace of ultrametric Polish spaces. We introduce a new class of hypertopologies, the ...
Phenotypic Divergence among West European Populations of Reed Bunting Emberiza schoeniclus: The Effects of Migratory and Foraging Behaviours

Neto, Julio M.; Gordinho, Luis; Belda, Eduardo J.; Marín Villora, Marcial; Monrós González, Juan Salvador; Fearon, Peter; Crates, Ross (Public Library of Science, 2013-05)

Divergent selection and local adaptation are responsible for many phenotypic differences between populations, potentially leading to speciation through the evolution of reproductive barriers. Here we evaluated the morphometric ...