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Browsing Centro Regional Buenos Aires Sur by Author "20299548113"
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Age at First Gestation in Beef Heifers Affects Fetal and Postnatal Growth, Glucose Metabolism and IGF1 Concentration
Lopez Valiente, Sebastian; Rodriguez, Alejandro Martin; Long, Nathan M.; Quintans, Graciela I.; Miccoli, Florencia Estefanía; Lacau Mengido, Isabel M.; Maresca, Sebastian (MDPI, 2021-11)This study aimed to determine the effects of age at first gestation on offspring growth performance, glucose metabolism, and IGF1 concentration. Heifers impregnated by AI from a single bull at 15 months of age (15 M, n = ... -
Age at first gestation in bovine influences female progeny post-weaning growth and reproductive development
Lopez Valiente, Sebastian; Rodriguez, Alejandro Martin; Long, Nathan M.; Maresca, Sebastian (Elsevier, 2024-12)This study investigated the impact of the age at which heifers conceive for the first time on the growth and reproductive development of their female offspring. A total of seven heifers pregnant at 15 months of age (15M), ... -
Caracterización de los niveles de cobre, zinc y selenio en campos para cría bovina en establecimientos de la cuenca del salado
Rodriguez, Alejandro Martin; Livio, Rubén; Balda, Santiago; Lizarraga, Raúl Martín; Fernandez, Eduardo Luján; Noseda, Ramón (Estación Experimental Agropecuaria Cuenca del Salado, INTA, 2023-03)El trabajo realizado por profesionales de INTA EEA Cuenca del Salado e INTA Balcarce, el programa Cambio Rural, el Centro Educativo Agrario CEA n°27 de Tapalqué y la Facultad de Ciencias Veterinarias UNLP realizó la ... -
Caso inusual de calcinosis enzoótica por el consumo de Solanum glaucophyllum en un encierre a corral.
Micheloud, Juan Francisco; Rodriguez, Alejandro Martin; Campora, Laura Beatriz; Webber, N.; Campero, Carlos Manuel; Odriozola, Ernesto Raul (2012)En Argentina, la calcinosis enzoótica es una enfermedad frecuente en la cría extensiva de ganado. Esta intoxicación es poco frecuente en sistemas intensivos. Este artículo describe la aparición de un brote de calcinosis ... -
Casos inusuales de colibacilosis septicémica en terneros neonatos de cría para carne
Rodriguez, Alejandro Martin; Odeon, Anselmo Carlos; Louge Uriarte, Enrique Leopoldo (Facultad de Ciencias Veterinarias, Universidad Nacional del Nordeste, 2019)La colibacilosis septicémica es causada por Escherichia coli y suele afectar a terneros de tambo. El objetivo de este trabajo fue describir casos de colibacilosis en terneros de cría para carne. Las terneras afectadas ... -
Comparison of the 7-day CO-Synch and 8-day estradiol-based protocols for estrus synchronization and timed artificial insemination in suckled Bos taurus cows
Rodriguez, Alejandro Martin; Maresca, Sebastian; Lopez Valiente, Sebastian; Bilbao, María Guillermina; Moran, Karen D.; Bartolome, Julián Alberto; Pratt, Scott L.; Long, Nathan M. (Elsevier, 2023-04)Two experiments were conducted to compare, follicle diameter (FD) on Day −1, corpus luteum (CL) area on Day 7, progesterone (P4) concentration on Day 7 and 18, pregnancy per timed artificial insemination (TAI) on Day 30, ... -
Controlling endemic Neospora caninum-related abortions in a dairy herd from Argentina
Lagomarsino, Horacio; Scioli, Agustín; Rodriguez, Alejandro Martin; Armendano, Joaquín Ignacio; Fiorani, Franco; Bence, Ángel; García, Joaquín; Hecker, Yanina; Gual, Ignacio; Canton, German Jose; Odeon, Anselmo Carlos; Campero, Carlos Manuel; Moore, Prando Dadin (Frontiers Media, Switzerland, 2019-12-12)After diagnosis of endemic abortions due to neosporosis in a commercial dairy farm, routes of Neospora caninum-transmission were evaluated in order to choose the best strategy for reducing its seroprevalence and related ... -
Efecto de la vacunación contra el virus de la fiebre aftosa sobre la pérdida de preñez en un rodeo de bovinos para carne
Rodriguez, Alejandro Martin; Guzman, Cesar Federico; Lopez Valiente, Sebastian; Maletti, Ernesto Juan; Canton, German Jose; Maresca, Sebastian (Ediciones INTA, 2020-12)Se realizó un estudio para evaluar el efecto de la vacunación contra el virus de la fiebre aftosa (FA), aplicada durante el periodo embrionario, sobre la pérdida de preñez en un rodeo de vacas Angus que habían sido inseminadas ... -
Efectos de la inyección de cobre en vacas Angus al final de la gestación sobre el crecimiento fetal y posnatal de sus crías
Rodriguez, Alejandro Martin; Lopez Valiente, Sebastian; Mattioli, Guillermo Alberto; Maresca, Sebastian (Ediciones INTA, 2021-12)Para determinar si la inyección de Cu durante el último tercio de gestación puede afectar el crecimiento fetal y posnatal de la progenie, se utilizaron 70 vacas Angus con 219 ± 15 días de gestación y se asignaron al azar ... -
Effect of Protein Restriction During Mid-to Late Gestation of Beef Cows on Female Offspring Fertility, Lactation Performance and Calves Development
Lopez Valiente, Sebastian; Maresca, Sebastian; Rodriguez, Alejandro Martin; Long, Nathan M.; Quintans, Graciela I.; Palladino, Rafael Alejandro (E-Cronicon, 2019-12)Cow calf operation in Argentina are managed under extensive grazing condition and the quality of forages is often poor during second half of gestation. Protein restriction in bovine gestation affects production traits in ... -
Effect of protein restriction of Angus cows during late gestation: Subsequent reproductive performance and milk yield
Lopez Valiente, Sebastian; Maresca, Sebastian; Rodriguez, Alejandro Martin; Palladino, Rafael Alejandro; Lacau Mengido, Isabel M.; Long, Nathan M.; Quintans, Graciela I. (2018-06)The effect of level of CP fed during late gestation on reproductive performance and milk production was studied in multiparous cows. Sixty-eight pregnant Angus cows were used. At 121 d prepartum, cows were blocked by BW ... -
Effect of protein restriction of bovine dams during late gestation on offspring postnatal growth, glucose-insulin metabolism and IGF-1 concentration
Maresca, Sebastian; Lopez Valiente, Sebastian; Rodriguez, Alejandro Martin; Long, Nathan M.; Pavan, Enrique; Quintans, Graciela I. (2018-06)The objective of this study was determine whether the amount of protein provided to cows during late gestation would affect postnatal growth and lead to changes on glucose, insulin and insulin-like growth factor concentrations. ... -
Effects of inorganic copper injection in beef cows at late gestation on fetal and postnatal growth, hematology and immune function of their progeny
Rodriguez, Alejandro Martin; Lopez Valiente, Sebastian; Mattioli, Guillermo Alberto; Maresca, Sebastian (Elsevier, 2021-10)To determine if Cu injection during late gestation can affect fetal and postnatal growth, hematology and immune function of progeny, 70 multiparous pregnant Angus cows, at 219 ± 15 d of gestation, were ranked by BW and BCS ... -
Effects of inorganic selenium injection on the performance of beef cows and their subsequent calves
Rodriguez, Alejandro Martin; Lopez Valiente, Sebastian; Brambilla, Emilio Cesar; Fernandez, Eduardo Luján; Maresca, Sebastian (Elsevier, 2020-09)Sixty-seven pregnant Angus cows and their subsequent calves were used in a randomized design to evaluate the effect of inorganic Se injection from 80 d of gestation until weaning on cow reproductive parameters, BW and BCS ... -
Enzootic calcinosis in horses grazing Solanum glaucophyllum in Argentina
Odriozola, Ernesto Raul; Rodriguez, Alejandro Martin; Micheloud, Juan Francisco; Canton, German Jose; Caffarena, Rubén Dario; Gimeno, Eduardo Juan; Bodega, José J.; Gardey, Pedro; Iseas, Fortunato B.; Giannitti, Federico (2018-01)Solanum glaucophyllum, a toxic plant known for its calcinogenic effects, causes enzootic calcinosis in ruminant and monogastric animals. We describe an outbreak of enzootic calcinosis that occurred in a herd of 110 horses ... -
Estado de la vegetación en la estación de crecimiento primavera-verano 20/21 en el área de la EEA Cuenca del Salado: Una mirada integral que conjuga la información satelital con la recorrida a campo
Cesa, Ariela; Otondo, Jose; Balda, Santiago; Rodriguez, Alejandro Martin; Coria, Juan Daniel; Weiss, Sergio Gustavo; Dumon, Fernando; De La Vega, Mariano Benjamin; Dieguez, Jorge; Perez, Emiliano (Estación Experimental Agropecuaria Cuenca del Salado, INTA, 2021-01)Informe del estado de la vegetación, que conjuga la información satelital a partir del comportamiento del Indice Verde Normalizado, y la información brindada por extensionistas de INTA Cuenca del Salado y profesionales de ... -
Exposure to toxic fescue during late gestation on beef cows: effects on cow performance and offspring performance from birth to weaning
McCarty, Keelee; Bence, Ángel; Maresca, Sebastian; Lopez Valiente, Sebastian; Rodriguez, Alejandro Martin; Canton, German Jose; Long, Nathan M. (ECronicon Open Access, 2020-01-03)To examine the effects of endophyte-infected tall fescue during late gestation on maternal and offspring performance, multiparous Angus cows (n = 40) were bred via AI and allocated into grazing treatments: toxic (E+) or ... -
Frequency of Neospora caninum infections in beef cow–calf operations under extensive management
Rodriguez, Alejandro Martin; Maresca, Sebastian; Cano, Dora Beatriz; Armendano, Joaquín Ignacio; Combessies, Gustavo; Lopez Valiente, Sebastian; Odriozola, Ernesto Raul; Spath, Ernesto Juan; Odeon, Anselmo Carlos; Campero, Carlos Manuel; Moore, Prando Dadin (2016-03-30)The aim of this study was to evaluate the frequencies of Neospora caninum horizontal and vertical transmissions in beef cow–calf operations under three different extensive management systems: group A: 0.75 head per hectare ... -
Late-gestation protein restriction negatively impacts muscle growth and glucose regulation in steer progeny
Maresca, Sebastian; Lopez Valiente, Sebastian; Rodriguez, Alejandro Martin; Pavan, Enrique; Quintans, Graciela I.; Long, Nathan M. (Elsevier, 2019)The objective of this study was to determine whether the amount of protein provided to cows during late gestation would affect postnatal growth and lead to changes in glucose and insulin concentrations. At 129 d of gestation, ... -
Mortality of a captive axis deer (Axis axis) and a llama (Lama glama) due to ingestion of Wedelia glauca
Giannitti, Federico; Margineda, Carlos Augusto; Cid, María Silvia; Diab, Santiago S.; Weber, Natalia; Rodriguez, Alejandro Martin; Campero, Carlos Manuel; Odriozola, Ernesto Raul (Sage Publications, 2012-09)The current study describes a naturally occurring cluster of cases of Wedelia glauca intoxication. Seven of 14 axis deer (Axis axis) and 1 of 8 llamas (Lama glama) in a zoo of Buenos Aires province, Argentina, died suddenly ...