Peiró Barber, Rosa Mª; Gallego, M.; Blasco Mateu, Agustín; Santacreu Jerez, María Antonia(Editorial Universitat Politècnica de València, 2015-12-23)
[EN] Uterine capacity has been proposed as an indirect way to increase litter size. The aim of this work is to study the effect of a divergent selection for uterine capacity (UC) on reproductive traits at 30 h post mating ...
Badawy, A.Y.; Peiro, R.; Blasco Mateu, Agustín; Santacreu Jerez, María Antonia(Editorial Universitat Politècnica de València, 2016-06-29)
[EN] Selection for ovulation rate in prolific species has not improved litter size, due to an increase in prenatal mortality, with most mortality observed in the foetal period. The aim of this study was to investigate the ...
PASCUAL AMORÓS, MARÍA DE LOS DESAMPARADO(Universitat Politècnica de València, 2008-05-07)
The objective of the present thesis was to study the effect of the selection for growth rate on the carcass and meat quality of line R, which is a line of rabbits selected for growth rate between the 4th and 9th week of ...
[EN] Intramuscular fat (IMF) content and composition are relevant for the meat industry due to their effect on human health and meat
organoleptic properties. A divergent selection experiment for IMF of Longissimus dorsi ...
[EN] Model-based accuracy, defined as the theoretical correlation between true and estimated breeding value, can be obtained for each individual as a function of its prediction error variance (PEV) and inbreeding coefficient ...
Rodríguez Díaz, Irene(Universitat Politècnica de València, 2024-08-03)
[ES] El proyecto consistirá en evaluar el efecto sobre el desarrollo embrionario de la eliminación del gen CDX2 potencialmente implicado en la diferenciación celular o la gastrulación. Para ello se emplearán técnicas de ...
[EN] A divergent selection experiment on litter size variability was carried out. Correlated response in early embryo survival, embryonic development, size of embryos, and size of embryonic coats after four generations of ...
Saborío Montero, Alejandro(Universitat Politècnica de València, 2018-10-15)
La influencia del microbioma sobre los rasgos complejos relevantes para el ganado lechero, tales como la eficiencia alimenticia o las emisiones de metano, ha sido bien establecida. Además, estudios recientes han publicado ...
Cartuche Macas, Luis Favián(Universitat Politècnica de València, 2014-04-24)
[ES] Se diseñó una función de beneficio para una explotación comercial de conejos de carne, con las técnicas más comunes de manejo. Se estimaron los ingresos, costes y pesos económicos.
Cruz Flores, Danny Julio(Universitat Politècnica de València, 2016-05-03)
[EN] A profit function was designed for a commercial farm of guinea pig production with common management techniques. The returns, costs and economic weights were estimated. The variable costs (feeding, health and replacement) ...
Lakhssassi, Kenza(Universitat Politècnica de València, 2016-11-22)
[EN]
regression
approach
for
genetic evaluation using
population
sample of 450
Holstein
animals
,
with full
-
sequence data from
the
1000 bull genomes project
is p
resented
in this thesis
.
This ...
The objective of this study was to estimate genetic
parameters for milk protein fraction contents, milk
protein composition, and milk coagulation properties
(MCP). Contents of αS1-, αS2-, β-, γ-, and κ-casein ...
Ziadi, Chiraz; Mocé Cervera, María Lorena; Laborda Vidal, Patricia; Blasco Mateu, Agustín; Santacreu Jerez, María Antonia(American Society of Animal Science, 2013-07)
The aim of this work was to estimate direct and correlated responses in survival rates in an experiment of selection for ovulation rate (OR) and litter size (LS) in a line of rabbits (OR_LS). From generation 0 to 6 (first ...
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 ...
Laghouaouta, Houda(Universitat Politècnica de València, 2020-07-30)
[EN] Intramuscular fat (IMF) content and composition are key traits determining meat quality. A divergent selection experiment for IMF content in Longissimus thoracis et lumborum muscle was carried out during nine generations ...
[EN] Maternal genetic effects (MGE) could affect meat quality traits such as intramuscular fat (IMF) and its fatty acid composition. However, it has been scarcely studied, especially in rabbits. The objectives of the present ...
Sosa Madrid, Bolívar Samuel(Universitat Politècnica de València, 2020-04-23)
[ES] La selección divergente puede cambiar las frecuencias de los marcadores genéticos en direcciones opuestas, produciéndose frecuencias alélicas intermedias en estos marcadores cuando ambas líneas divergentes son ...
[EN] Intramuscular fat (IMF) is one of the main meat quality traits for breeding programs in livestock species. The main objective of this study was to identify genomic regions associated with IMF content comparing two ...
[EN] Genomic selection uses genetic marker information to predict genomic breeding values (gEBVs), and can be a suitable tool for selecting low-hereditability traits such as litter size in rabbits. However, genotyping costs ...
[EN] The harmonization of rabbit carcass criteria is a result of an
international work. lts task was to specify the main traits to be
considerad from the birth of the animal to carcass analysis, to
define these traits ...