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Browsing by Subject "Growth rate"

Now showing items 1-20 of 26

A moderate protein diet does not cover the requirements of growing rabbits with high growth rate

Marín-García, P.J; Ródenas Martínez, Luis; Martinez-Paredes, Eugenio; Cambra López, María; Blas Ferrer, Enrique; Pascual Amorós, Juan José (Elsevier, 2020-06)

[EN] Genetic selection for feed efficiency has increased the growth rate and requirements of growing rabbits, while the protein content of commercial feeds has been adjusted to avoid digestive disorders. The aim of this ...
A robust rabbit line increases leucocyte counts at weaning and reduces mortality by digestive disorder during fattening

García Quirós, Ana; Arnau Bonachera, Alberto; Penadés, Mariola; Cervera Fras, Mª Concepción; Martinez-Paredes, Eugenio; Ródenas Martínez, Luis; Selva, Laura; Viana, David; Corpa, Juan Manuel; Pascual Amorós, Juan José (Elsevier, 2014-10-15)

[EN] The present work evaluates how a rabbit line selected for robustness and two other lines selected for productive criteria, could have affected the physiological maturity and blood leukocytes counts of young rabbits ...
A trial comparing growing rabbits differing in 18 generations of selection for growth rate reveals a potential lack of effectiveness in the genetic selection progress

Marín-García, Pablo Jesús; Martinez-Paredes, Eugenio; Ródenas Martínez, Luis; Llobat, Lola; Cambra López, María; Blas Ferrer, Enrique; Pascual Amorós, Juan José (MDPI AG, 2023-12)

[EN] Simple Summary There is evidence that the genetic progress in paternal rabbit lines is lower than expected due to animal- and environmental-related factors, as well as founding factors intrinsically linked to the ...
Carob seed germ meal as a partial substitute in gilthead sea bream (Sparus aurata) diets: Amino acid retention, digestibility, gut and liver histology

Martínez-Llorens, Silvia; Baeza Ariño, Rosa; Nogales Mérida, Silvia; Jover Cerdá, Miguel; Tomás Vidal, Ana (Elsevier, 2012-03-29)

The use of carob seed germ meal (CG) as a substitute for fish meal was evaluated in fingerlings (average weight 10g) of gilthead sea bream fed isonitrogenous (46% Crude Protein, CP) and isolipidic (19.5% Crude Lipid, CL) ...
Correlated Response on Growth Traits and Their Variabilities to Selection for Ovulation Rate in Rabbits Using Genetic Trends and a Cryopreserved Control Population

Peiró Barber, Rosa Mª; Quirino, Celia; Blasco Mateu, Agustín; Santacreu, María-Antonia (MDPI AG, 2021-09)

[EN] Simple Summary A successful response was obtained after selection for ovulation rate during 10 generations in rabbits. However, no correlated response in litter size was observed due to an increase in prenatal mortality. ...
Correlated responses on growth traits after two-stage selection for ovulation rate and litter size in rabbits

Peiró Barber, Rosa Mª; Yehia-Badawy Elmoghazy, Ahmed; Blasco Mateu, Agustín; Santacreu Jerez, María Antonia (Cambridge University Press, 2019-11)

[EN] Rabbit commercial maternal lines are usually selected for litter size (LS) and paternal lines for growth rate (GR). Line OR_LS was selected by ovulation rate (OR) and LS to improve LS more efficiently. In this study, ...
Diversity and impact of single-stranded RNA viruses in Czech Heterobasidion populations

Dálya, Laszlo Benedek; Cerny, Martin; La Peña Del Rivero, Marcos De; Poimala, Anna; Vainio, Eeva J.; Hantula, Jarkko; Botella, Leticia (American Society for Microbiology, 2024-09-17)

[EN] Heterobasidion annosum sensu lato comprises some of the most devastating pathogens of conifers. Exploring virocontrol as a potential strategy to mitigate economic losses caused by these fungi holds promise for the ...
Efecto de la velocidad de crecimiento sobre el balance proteico de los conejos durante el engorde RESUMEN

Díaz Acuña, Yésica María (Universitat Politècnica de València, 2014-06-09)

[ES] Durante las últimas décadas la nutrición proteica de los conejos ha mejorado considerablemente. Sin embargo, la mayoría de los piensos son diseñados para cubrir las necesidades de animales cruzados que muestran un ...
Efecto del desarrollo temprano sobre la producción seminal a largo plazo en conejos seleccionados por velocidad de crecimiento en el engorde

Llorens Rubio, Jorge (Universitat Politècnica de València, 2011-09-06)

Evaluación del efecto del peso y crecimiento en los diferentes periodos del desarrollo hasta el final de la recría sobre la productividad seminal de machos de conejos seleccionados por velocidad de crecimiento destinados ...
Effect of early development on semen parameters and lifespan of rabbit males selected by high growth rate

Martinez-Paredes, Eugenio; Llorens, Jorge; Ródenas Martínez, Luis; Savietto, Davi; Pascual Amorós, Juan José (Elsevier, 2019-11)

[EN] Life history theory suggests that different body development dynamics may influence survival and future reproductive performance of organisms. The present work studied how these dynamics could influence seminal traits ...
EFFECT OF FEED RESTRICTION IN A RABBIT LINE SELECTED FOR GROWTH RATE ON REPRODUCTIVE PERFORMANCE: OVULATION INDUCTION, OOCYTE QUALITY, EMBRYONARY AND FETAL LOSSES

Naturil Alfonso, Carmen (Universitat Politècnica de València, 2016-11-02)

[EN] The general aim of this thesis was to reproductively characterize females from a rabbit line selected for growth rate and to evaluate the effect of different nutritional strategies (ad libitum and restricted), in order ...
Effect of Increasing the Methionine Level and Reducing the Threonine Level in the Diet of Fast-Growing Rabbits

Marín-García, Pablo Jesús; Ródenas Martínez, Luis; Martinez-Paredes, Eugenio; Moya, V.J.; Cambra López, María; Blas Ferrer, Enrique; Pascual Amorós, Juan José (MDPI AG, 2023-04-26)

[EN] The use of diets with optimal levels of amino acids in animal production will cause the animal's productive traits to be better, to have less contamination, etc. This work compares two diets: Diet MMM, with an amino ...
Effect of restricted feeding under rearing on reproduction, body condition and blood metabolites of rabbit does selected for growth rate

Naturil-Alfonso, C.; Marco-Jiménez, F.; Pascual, J.J.; Vicente, J.S. (Universitat Politècnica de València, 2017-12-28)

[EN] Young rabbit females selected for growth rate can have nutritional needs which may not be met by the common practice of feed restriction during rearing in commercial rabbit production. The aim of this study was to ...
Effect of selection for growth rate on carcass composition and meat quality in rabbits

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 ...
Effect of two extruded diets with different fish and squid meal ratio on growth, digestibility and body composition of Octopus vulgaris

Monge Ortiz, Raquel (Universitat Politècnica de València, 2013-06-26)

[ES] En el presente trabajo se ha estudiado el crecimiento y la composición corporal del pulpo común (Octopus vulgaris), alimentado con dos dietas extrusionadas con diferente proporción de harina de pescado y calamar (1:1 ...
Effect of two extruded diets with different fish and squid meal ratio on growth, digestibility and body composition of Octopus vulgaris (Cuvier, 1797)

Querol Ordóñez, Pablo; Gairin, Ignasi; Guerao, Guillermo; Monge, Raquel; Jover Cerdá, Miguel; Tomás Vidal, Ana (Wiley, 2015-10)

The present work studies the growth and body composition of 18 Octopus vulgaris (6 per treatment) fed two extruded diets, namely FMS and 3FMS, based on different fish and squid meal ratios (1:1, and 3:1 respectively). The ...
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 ...
Growth performance of three paternal rabbit lines with different potential for growth rate and resilience

Peixoto-Gonçalves, Catarina; Martínez-Paredes, Eugenio; Ródenas, Luis; Corpa, Juan Manuel; Blas, Enrique; Cambra-López, María; Pascual, Juan José (Universitat Politècnica de València, 2023-12-27)

[EN] This experiment aimed to compare the growth performance, digestive efficiency and health status of three paternal lines for growing rabbits. The R line was selected by growth rate during the growing period for 37 ...
Nursery location and potassium enrichment in Aleppo pine stock 1. Effect on nursery culture, growth, allometry and seedling quality

Campo García, Antonio Dámaso del; Hermoso de Mena, Javier; Ceacero, Carlos J.; Navarro Cerrillo, Rafael M. (Oxford University Press (OUP), 2011-07)

There is a need for a better understanding of the primary role of macronutrients in Aleppo pine stock quality and for producing larger nutrient-loaded stock, which may be challenging for inland nurseries. The influence of ...
Optimización de la nutrición proteica en conejos

Tomás Esteban, Alejandro (Universitat Politècnica de València, 2017-02-02)

[ES] Optimización del contenido en aminoácidos limitantes en dietas de engorde de conejos en función de su velocidad de crecimiento.