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Listar por autor "López Luján, Mª del Carmen"

Mostrando ítems 1-20 de 29

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Caracterización de corderos de cebo de raza Guirra en: Crecimiento, Índice de conversión y Rendimiento a la canal

Gimeno García, Rebeca (Universitat Politècnica de València, 2011-07-27)

Se cebaron 186 corderos de razas Guirra y Manchega, para comparar el crecimiento, consumo de pienso e íncide de conversión. A los 24 kg. se sacrificaron y calcularon los rendimientos y pérdidas de la canal. De los resultados ...
Changes in heat production by sheep of Guirra breed after increase in quantity of barley grain on the diet

López Luján, Mª del Carmen; Fernández Martínez, Carlos Javier (Elsevier, 2013-01)

The heat production (HP) from CH4 and CO2 production and O-2 consumption was determined by the respirometry quotient (RQ) method and by C-N balance measurements (CN method). Twelve dry and none pregnant Guirras sheep were ...
Description and function of a mobile open-circuit respirometry system to measure gas exchange in small ruminants

Fernández Martínez, Carlos Javier; López Luján, Mª del Carmen; Lachica, M. (ELSEVIER SCIENCE BV, 2012)

A mobile open-circuit respirometry system was constructed for estimating heat production (HP) in small ruminants from CH4 and CO2 production and 02 consumption by the respiratory quotient (RQ) method. The method was evaluated ...
DETERMINACIÓN DE LAS NECESIDADES DE MANTENIMIENTO EN DOS RAZAS DE OVEJAS AUTÓCTONAS ESPAÑOLAS; MANCHEGA Y GUIRRA

Raimundo Giménez, Ángeles (Universitat Politècnica de València, 2011-09-06)

SE UTILIZARON 12 OVEJAS (6MANCHEGAS-6GUIRRAS) QUE TRAS PASAR UNA FASE DE ADAPTACIÓN ( 13 DIAS) Y OTRA EXPERIMENTAL (13 DIAS) EN LA QUE SE REALIZARON MEDIDAS DE DIGESTIBILIDAD, BALANCES ENERGÍA Y RESPIROMETRÍA NO SE ...
Determinación de producción de metano en caprinos alimentados con dietas con distintos cereales

López Luján, Mª del Carmen; Ródenas Martínez, Luis; Piquer Querol, Olga; Cerisuelo, Alba; Cervera Fras, Mª Concepción; Fernández Martínez, Carlos Javier (Universidad de Córdoba, 2011-12)

Three primiparous 1.5 year old Murciano-Granadina female goats in maintenance were used. Their average body weight was 33.08 ± 2.1 kg. The objective was to determine methane production in two diets differing of the ...
Determination of the proportion of the ingested gross energy lost as exhaled methane by dairy goats consuming contrasting concentrate ingredients in mixed rations

López Luján, Mª del Carmen; Ródenas Martínez, Luis; Piquer Querol, Olga; Martinez-Paredes, Eugenio; Cerisuelo, A.; Cervera Fras, Mª Concepción; Fernández Martínez, Carlos Javier (NRC Research Press (Canadian Science Publishing), 2010-12)

[EN] Twelve 2-yr-old, dry Murciano-Granadina dairy goats were selected and divided into four equal groups based on similar body weight (38.41 +/- 0.78 kg). The four treatments were mixed diets with approximately 600 g ...
Do Growing Rabbits with a High Growth Rate Require Diets with High Levels of Essential Amino Acids? A Choice-Feeding Trial

Marín-García, Pablo Jesús; López Luján, Mª del Carmen; Ródenas Martínez, Luis; Martinez-Paredes, Eugenio; Cambra López, María; Blas Ferrer, Enrique; Pascual Amorós, Juan José (MDPI AG, 2021-03)

[EN] Two diets were designed to investigate the effect of the growth rate on amino acid requirements in growing rabbits: M diet (with medium levels of amino acids, following current nutritional recommendations for growing ...
Efecto de dos niveles de almidón en la dieta sobre la producción de metano de cabras murciano-granadinas en lactación

Monllor Guerra, Paula (Universitat Politècnica de València, 2013-03-10)

[ES] 10 cabras en lactación con 2 dietas que difieren en el nivel de almidón. Se evaluó la producción de CH4 por intercambio respiratorio. La dieta con un 15% de almidón a penas disminuyó la producción de CH4 (4,06%) frente ...
Efecto de la dieta sobre la producción de metano en ganado caprino: resultados preliminares y puesta a punto de la metodología

López Luján, Mª del Carmen (Universitat Politècnica de València, 2011-07-22)

Se realizaron dos pruebas de digestibilidad mediante la administración de dos dietas que difirieron únicamente en el tipo de cereal (grano de cebada o maíz). La producción de metano y CO2, y el consumo de O2, se determinaron ...
Efecto del nivel de arginina del pienso sobre el balance proteico en conejos de engorde

Andrade Villafuerte, Jazmin Carolina (Universitat Politècnica de València, 2023-10-17)

[ES] Una vez definidos los niveles adecuados para la relación de proteína digestible/energía digestible y para los tres primeros aminoácidos limitantes en conejos de engorde de alta velocidad de crecimiento (lisina, ...
Effect of different physical form alfalfa on methane production in Murciano-Granadina dairy goats

López Luján, Mª del Carmen; Ródenas Martínez, Luis; Piquer Querol, Olga; Martinez-Paredes, Eugenio; Cerisuelo, Alba; Pascual Amorós, Juan José; Fernández Martínez, Carlos Javier (Taylor & Francis, 2010-09)

[EN] To study the effect of physical form of alfalfa on methane production, long (L) or chopped (C) alfalfa hay was fed with barley (B) or corn (C) to three 2 years old Murciano-Granadina dairy goats. Sunflower meal ...
Effect of replacing dietary corn with beet pulp on energy partitioning, substrate oxidation and methane production in lactating dairy goats

Ibáñez Sanchis, Carla; López Luján, Mª del Carmen; Criscioni Ferreira, Patricia Fabiola; Fernández Martínez, Carlos Javier (CSIRO Publishing, 2015)

The objective of this experiment was to study the effect of substitution of corn by beet pulp on energy partitioning, substrate oxidation, nitrogen and carbon balance and milk performance in dairy goats during late lactation. ...
Energy partitioning and substrate oxidation by Guirra ewes fed soy hulls and corn gluten feed blend as a replacement for barley grain

López Luján, Mª del Carmen; Fernández Martínez, Carlos Javier (Elsevier Masson, 2014-03)

The aim of this experiment was to study the effect of substituting barley grain by soy hulls and corn gluten feed blend on energy partitioning, substrate oxidation, carbon and nitrogen balance in sheep. The experiment was ...
Energy partitioning and substrate oxidation by Murciano-Granadina goats during mid lactation fed soy hulls and corn gluten feed blend as a replacement for corn grain

López Luján, Mª del Carmen; Fernández Martínez, Carlos Javier (American Dairy Science Association, 2013-07)

The aim of this experiment was to study the effect of substituting corn grain by soy hulls and corn gluten feed blend on energy partitioning, substrate oxidation, and milk performance in dairy goats during mid lactation. ...
Estudio preliminar para determinar las necesidades de mantenimiento en ovejas de raza Manchega y Guirra

Fernández Martínez, Carlos Javier; López Luján, Mª del Carmen (2011)

[EN] Twelve sheep of two races were used, six of each race, Manchega and Guirra; two and a half years old, not pregnant, dried and fed under maintenance. Sheep were weighted at the beginning and end of the trial consisting ...
Evaluation of Phosphorus Digestibility from Monocalcium and Dicalcium Phosphate Sources and Comparison between Total Tract and Prececal Digestibility Standard Methods in Broilers

Cambra López, María; Moset, Verónica; López Luján, Mª del Carmen; Sebastián Mesa, Juan; Carpintero, Laura; Donadeu, Andrés; Dupuy, Javier; Macías-Vidal, Judith; Cerisuelo, Alba; Ferrer, Pablo; Pascual Amorós, Juan José (MDPI AG, 2021-12)

[EN] Variations in phosphorous (P) digestibility as a function of methodology, phosphate source, physicochemical characteristics and commercial source were evaluated in broilers. Three methodologies and two phosphates ...
Heat production determined by the RQ and CN methods, fasting heat production and effect of the energy intake on substrates oxidation of indigenous Manchega sheep

Fernández Martínez, Carlos Javier; López Luján, Mª del Carmen; Lachica, M. (ELSEVIER SCIENCE BV, 2012)

Heat production (HP) from CH4 and CO2 production, and O-2 consumption was determined by the respiratory quotient (RQ) method and by the C-N balance (CN method). Twelve dry Manchegas sheep were fed with a diet constituted ...
Heat production partition in sheep fed above maintenece from indirect calorimetry data

Criscioni, PATRICIA FABIOLA; López Luján, Mª del Carmen; Zena, Victor Fabian; Fernández Martínez, Carlos Javier (Scientific Research Publishing, 2015-04)

[EN] The objective of this study is to compare the partition of heat energy (HE) in two sheep breeds by indirect calorimetry and integral calculus. An experiment was conducted with two Spanish native sheep breeds (dry ...
Influencia de dos niveles de almidón en la dieta sobre la producción de metano de cabras Murciano-Granadina en lactación

Guerra Galdo, Eva Hilda (Universitat Politècnica de València, 2012-05-02)

8 cabras en lactación con 2 dietas que difieren en el nivel de almidón. Se evaluó la producción de CH4 por intercambio respiratorio. La dieta con un 29,03% de almidón disminuyó la producción de CH4 (60,60 kJ/PV0,75) frente ...
Low-cost mobile open-circuit hood system for measuring gas exchange in small ruminants: from manual to automatic recording

Fernández Martínez, Carlos Javier; López Luján, Mª del Carmen; Lachica, Manuel (Cambridge University Press (CUP), 2015-09)

[EN] Improvements of a home-made mobile open-circuit respirometry system for the rapid determination of methane (CH4) and carbon dioxide (CO2) production, oxygen (O-2) consumption and, thereafter, heat production (HP) for ...