Search Results - "Sánchez Dávila, Fernando"

Cloprostenol enhances sexual behaviour and semen quality in growing lambs more effectively than Dinoprost by Sánchez‐Dávila, Fernando, Hernández‐Melo, Víctor Adrián, Ledezma‐Torres, Rogelio Alejandro, Bernal‐Barragán, Hugo, Luna‐Palomera, Carlos, Ungerfeld, Rodolfo

“…Analogues of PGF2α have been used in boars with positive results on sexual behaviour, but limited impact on semen quality. The objective of this study was to…”
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The use of oxytocin to cause cervical dilation for transcervical insemination in nulliparous goats: Improving pregnancy and kidding rates by Gutierrez, Valeria Alvarado, Sánchez‐Dávila, Fernando, Ledezma‐Torres, Rogelio Alejandro, Peterson, Sam, Brenner, Estela Garza, Luna‐Palomera, Carlos, Vazquez‐Armijo, José Fernando, López‐Villalobos, Nicolás, Grizelj, Juraj

“…To evaluate the effect of oxytocin as a cervical dilator, a study was carried out on nulliparous goats inseminated transcervically at the beginning of the…”
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Seasonality in Saint Croix male lamb reproductive development in northern Mexico by Sánchez‐Dávila, Fernando, Ungerfeld, Rodolfo, Bosque‐González, Alejandro Sergio del, Bernal‐Barragán, Hugo

“…Contents The aim of this study was to determine the influence of the season of birth on the body weight, testicular size, testosterone concentrations, semen…”
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Evaluation of some reproductive traits of Pelibuey ewes under humid tropical conditions of Mexico by Luna-Palomera, Carlos, Ojeda-Robertos, Nadia Florencia, Peralta-Torres, Jorge Alonso, Macías-Cruz, Ulises, Sánchez-Dávila, Fernando, Segura-Correa, José Candelario

“…ABSTRACT We evaluated the effect of some environmental factors on age at first lambing (AFL) and lambing to conception interval (LCI) of Pelibuey ewes under…”
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Progressive weaning alters behaviour and biomarkers of stress in weaned lambs subjected to social isolation by Freitas-de-Melo, Aline, Sánchez-Dávila, Fernando, Ungerfeld, Rodolfo

“…The mother-young contact during suckling influences the development of the offspring and their stress-coping abilities. Progressive weaning reduces the stress…”
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The reinsertion of controlled internal drug release devices in goats does not increase the pregnancy rate after short oestrus synchronization protocol at the beginning of the breeding season by Montes-Quiroz, Gabriela Lisset, Sánchez-Dávila, Fernando, Grizelj, Juraj, Bernal-Barragán, Hugo, Vazquez-Armijo, José Fernando, Bosque-González, Alejandro Sergio del, Luna-Palomera, Carlos, González Gómez, Adán, Ledezma-Torres, Rogelio Alejandro

“…This study aimed to evaluate the effect of reinserting controlled internal drug release (CIDR) devices after fixed-time artificial insemination (FTAI) on…”
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Environmental factors and interval from the introduction of rams to estrus in postpartum Saint Croix sheep by Dávila, Fernando Sánchez, Bernal, Hugo, Colín, Javier, Olivares, Emilio, del Bosque, Alejandro. S., Ledezma, Rogelio, Ungerfeld, Rodolfo

“…The objective of this study was to determine whether season and total rainfall during the breeding season, sheep parity, and/or litter size affect the interval…”
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Rams’ reproductive status during a controlled breeding period: effect of social dominance by Mauleón, Keyla, Sánchez-Dávila, Fernando, Ungerfeld, Rodolfo

“…The aim of this study was to compare the variation in body weight, scrotal circumference (SC), and seminal quality during a breeding period in dominant and…”
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In vitro gas production kinetics and degradability of a diet for growing lambs: effect of fibrolytic enzyme products at different dose levels by López-Aguirre, Daniel, Hernández-Meléndez, Javier, Rojo, Rolando, Sánchez-Dávila, Fernando, López-Villalobos, Nicolás, Salem, Abdel-Fattah Z. M., Vázquez-Armijo, José Fernando, Ruíz, Salomón, Joaquin, Santiago

“…The objective of this study was to evaluate the effects of three fibrolytic enzyme products (cellulase (CEL), xylanase (XYL) and a 1:1 mixture of CEL and XYL…”
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Singleton or twin male lambs: Effects on their reproductive development by Sánchez-Dávila, Fernando, Lombardo, Jesus, Freitas-de-Melo, Aline, Bernal Barragán, Hugo, Ungerfeld, Rodolfo

“…•There were only slight differences between singleton and twin male lambs with similar birthweights.•Singleton lambs ejaculated a greater volume than twins in…”
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Changes in Sexual Behaviour and Semen Quality Associated with Age and Type of Enclosure of Saint Croix Rams in Different Seasons of the Year by Santos, Sandra Ivon, Sánchez-Dávila, Fernando, Vázquez-Armijo, José Fernando, Ledezma-Torres, Rogelio Alejandro, del Bosque-González, Alejandro Sergio, Palomera, Carlos Luna, Bernal-Barragán, Hugo

“…The objective of this study was to evaluate sexual behaviour and semen quality of St. Croix ram lambs bred in a semi-desert region. In Experiment 1, 24…”
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PSIII-3 Metabolizable utilization of energy and protein for egg production by addition of dried citrus pulp and eggshell into diet for laying quails (coturnix japonica) by Rodríguez, Carlos Alfredo Gaona, Barragán, Hugo Bernal, Aguilar, Nydia Corina Vásquez, Brenner, Estela Garza, Vázquez, Néstor Arce, Dávila, Fernando Sánchez

“…Abstract This study aimed to evaluate the effects of adding 0% (T1), 6% (T2), 12% (T3) and 18% (T4) of a mixture (83% dried citrus pulp (DCP) and 17% eggshell)…”
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Selenium Injection in Dam Rabbits During Gestation Has Important Effects on Progeny Productive Performance by García-Medina, Alejandra, Becerril-Martínez, Luis, Parra-Bracamonte, G. Manuel, Sánchez-Dávila, Fernando, Albarrán-Portillo, Benito, Andrews, Chris, López-Villalobos, Nicolás, Gómez-Vargas, Julio Cesar, Vázquez-Armijo, José Fernando

“…Micromineral elements have a fundamental participation in the processes of organogenesis and fetal development. The objective of this study was to assess the…”
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Social dominance affects the development of sexual behaviour but not semen output in yearling bucks by Sánchez-Dávila, Fernando, Barragán, Hugo Bernal, del Bosque-González, Alejandro Sergio, Ungerfeld, Rodolfo

“…Goats are polygynous seasonal mammals that establish dominant-subordinate relationships, especially in bucks. The aims of this study were to: 1) compare the…”
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PSI-9 Digestibility and metabolizable energy content of supplemented diets based on native shrubs and buffelgrass for small ruminants in northeastern Mexico by Tejeida, Víctor Manuel Perrusquía, Aguilar, Nydia Corina Vásquez, Rodríguez, Humberto González, Barragán, Hugo Bernal, Dávila, Fernando Sánchez, Vázquez, Néstor Arce, Brenner, Estela Garza

“…Abstract The objective of this study was to evaluate the effect of supplementing 10% of sorghum grain (SG), soybean meal (SBM) or dried citrus pulp (DCP) upon…”
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Respuesta ovulatoria y embrionaria a la somatotropina bovina recombinante en cabras superovuladas con FSHp by Sánchez Dávila, Fernando

“…El objetivo del estudio fue evaluar el efecto de la somatotropina bovina recombinante (rBST) en la actividad ovárica, cantidad y calidad de embriones…”
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Systematic review of hormonal strategies to improve fertility in rams by Garza-Brenner, Estela, Sánchez-Dávila, Fernando, Mauleón-Tolentino, Keyla, Zapata-Campos, Cecilia Carmela, Luna-Palomera, Carlos, Hernandez-Melendez, Javier, Gonzalez-Delgado, Marisol, Vázquez-Armijo, José Fernando

“…Reviewing the current state of knowledge on reproductive performance and productive traits in rams has many advantages. First, the compilation of this…”
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Administration of a single dose of a PGF2α analogue (dinoprost) before sexual tests did not improve ram’s sexual behaviour by Ungerfeld, Rodolfo, Díaz-Muñiz, A. Fernando, Bernal-Barragán, Hugo, Sánchez-Dávila, Fernando

“…The aim of this study was to determine if a single administration of dinoprost tromethamine before each test enhances sexual behaviour in inexperienced rams,…”
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Sexual performance and semen quality of pubertal lambs treated with different weaning methods by Ledezma-Torres, Rogelio Alejandro, Sánchez-Dávila, Fernando, Rodríguez-Miranda, Diana Aimé, Luna-Palomera, Carlos, Grizelj, Juraj, Vázquez-Armijo, José Fernando, López-Villalobos, Nicolás

“…The objective of this study was to determine the effect of the weaning method on lamb stress, body weight, sexual behavior, and semen quality of Saint Croix…”
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Influence of eCG and breed on the number of oocytes collected and the production of in vitro embryos of young goats during the reproductive season by Montes-Quiroz, Gabriela Lisset, Sánchez-Dávila, Fernando, Domínguez-Díaz, David, Vázquez-Armijo, José Fernanco, Grizelj, Juraj, Ledezma-Torres, Rogelio A., Cervantes-Vega, Rubén, Arce-Vázquez, Nestor, Garza-Brenner, Estela, Bernal-Barragán, Hugo

“…The objective of this study was to determine the effect of breed and equine chorionic gonadotropin (eCG) on ovarian response and in vitro embryo production…”
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