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Mostrando ítems 1-14 de 14
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7 & 7 Synch and 7-day progesterone- based protocols for estrus synchronization prior fixedtime artificial insemination in multiparous beef sucked cows
(ICAR, 2022-06)Estrogen-based protocols combined with a progestinreleasing intravaginal device (P4RID) and prostaglandin (PG) synchronize follicle wave emergence prior to artificial insemination (AI) in Bos taurus, with pregnancies per ... -
Aplicación de reguladores auxínicos: efecto sobre el cuajado de fruto en tomate para consumo fresco = Application of auxin regulators: effect on fruit set in tomatoes for fresh market
(Asociación Argentina de Horticultura, 2016)Con el objetivo de evaluar el efecto de dosis y momentos de aplicación de ácido β-naftoxiacético sobre características y rendimiento de frutos de tomate, se condujeron tres ensayos en La Plata (Buenos Aires), uno en Bella ... -
Comparación de dos gonadotrofinas coriónicas en la sincronización de celos en ovejas poll dorset = Comparison of two equine chorionic gonadotropins in estrus synchronization programs in poll dorset ewes
(Asociación Argentina de Producción Animal, 2022-11-16)En producción ovina intensiva está generalizado el uso de la inseminación artificial con previa sincronización de celos mediante técnicas hormonales. En la mayoría de los métodos que utilizan progestágenos se incluye también ... -
Efecto de tratamientos hormonales sobre la eficiencia reproductiva, mortalidad embrionaria y fetal, en ovejas Merino de la Patagonia Norte
(Facultad de Ciencias Veterinarias, Universidad Nacional de La Plata, 2020)Se estudió el efecto de la administración de hCG o GnRH a los 4 días posinseminación en ovejas Merino sobre: - la inducción de cuerpos lúteos accesorios (CL acc), la concentración de progesterona [P4] (Ensayo I), - las ... -
Effect of GnRH analogue administration on Day 7 after natural mating on formation accessory corpus luteum, progesterone concentration and conception rate in llamas (Lama glama)
(2018-03)The objectives of the present study were to determine the effects of exogenous GnRH administered7 days after breeding on the formation of an accessory corpus luteum (ACL), plasma progesterone(P4) concentrations and pregnancy ... -
Evaluación de indicadores metabólicos y bioquímicos sanguíneos en vacas en lactancia con Enfermedad Quística Ovárica = Evaluation of metabolic and biochemical blood parameters in lactating cows with Cystic Ovarian Disease
(Facultad de Ciencias Veterinarias, Universidad de Buenos Aires, 2013)El objetivo de este trabajo fue determinar y evaluar indicadores bioquímicos sanguíneos asociados a procesos metabólicos energéticos, proteicos, minerales y de funcionalidad hepática, junto con parámetros productivos y ... -
Hormones and monensin use to improve pregnancy rates in grazing lactating beef cows in the semiarid region of Argentina
(2018-03)The objectives of this study were 1) to determine the effect of monensin treatment, alone or combined with a hormonal estrus synchronization treatment, on the pregnancy rate of lactating beef cows, and 2) to evaluate the ... -
Maize Physiological Responses to Heat Stress and Hormonal Plant Growth Regulators Related to Ethylene Metabolism
(2013-07)Hormonal plant growth regulators (HPGRs) have been evaluated in field grown maize (Zea mays L.), but never as a tool for prevention or mitigation of heat stress. We analyzed grain yield determination of maize crops exposed ... -
Pericarp anatomy and hormone profiles of cypselas in dormant and non‐dormant inbred sunflower lines
(Wiley, 2015-03)The pericarp anatomy and the effects of storage after harvest, storage temperature and early cypsela imbibition on phytohormone profiles were studied in inbred sunflower lines B123 and B91. On day 0, germination of B123 ... -
Quantification of shedding of leaves in yerba mate and determination of associated hormonal levels
(Studies Publicações, 2022-03-31)In recent years, leaf shedding in the yerba mate crop has been a phenomenon of important economic incidence, the cause of which is still unknown but has been attributed to various factors. The objective of the present study ... -
Snakin-1 affects reactive oxygen species and ascorbic acid levels and hormone balance in potato
(PLOS, 2019-03-25)Snakin-1 is a member of the Solanum tuberosum Snakin/GASA family. We previously demonstrated that Snakin-1 is involved in plant defense to pathogens as well as in plant growth and development, but its mechanism of action ... -
Temperature and growth regulator effects on growth and development of strawberry (Fragaria x ananassa Duch.)
(University of Florida, 1998)Changes in concentration/composition of carbohydrate and hormones in different plant parts have been related with photoperiod and temperature, which are considered major factors regulating growth and development in strawberry ... -
Utilización de monensina y hormonas reproductivas para mejorar las tasas de preñez en vacas para carne con cría al pie en el semiárido Argentino
(Facultad de Ciencias Agropecuarias, Universidad Nacional de Córdoba, 2013)Los objetivos de este trabajo fueron evaluar el efecto de la monensina y su combinación con hormonas reproductivas sobre la tasa de preñez, los porcentajes de ciclicidad, la concentración de hormonas en sangre (hormona de ... -
Yolk corticosterone and progesterone levels in Greater Rhea (Rhea americana) eggs vary in a changing social environment
(Wiley, 2022-07)Maternal hormones in avian egg yolks may signal and prepare offspring for the prevailing conditions. However, this adjustment requires some degree of flexibility in regulating yolk hormone deposition. The Greater Rhea (Rhea ...