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Genetic-quantitative analysis for reproductive traits in Nellor cattle selected for sexual precocity
(Csiro Publishing, 2020-01-01)
Context. The selection of animals for sexual precocity and reproductive efficiency is a trend to reduce the production cycle, promote higher economic viability to the system, increase selection intensity and higher genetic ...
Factores ambientales que afectan el intervalo entre partos en ganado blanco orejinegro
(Instituto Colombiano AgropecuarioBogotá (Colombia), 1983)
The purpose of the study was to evaluate the influence
of the environmental factors on calving interval
of Blanco Orejinegro cattle. The study was conducted
in a mountainous zone, of intermediate
temperature, in the ...
Metaloproteasas y sus inhibidores en la reestructuración endometrial pospartal en vacas lecheras: su relación con el logro de la preñez inmediata posterior
(2023-04-24)
La evaluación del Intervalo Parto-Concepción (IPC), permite conocer el comportamiento reproductivo de las vacas durante el período pospartal (pp), sabiendo que juega un importante papel en el éxito reproductivo del rodeo ...
Addition of clinoptilolite in the diet reduces uterine PMN leukocytes and open days in multiparous lactating dairy cows managed in a mountain tropical pasture‑based system
(2022)
This study aimed to assess the effect of adding clinoptilolite in the diet on uterine health and reproductive performance in multiparous lactating dairy cows managed in a tropical pasture -based system above 2500 m of ...
Días abiertos de un grupo de vacas Holstein
(Instituto Colombiano AgropecuarioBogotá (Colombia), 1989)
A study was conducted during an four years at the savanna of Bogota, whit 2.520 m.a.s.l. and an average temperature of 13.1°C, to analize open days' components in a group of 72 Holstein cows, with one to seven calvings. ...
Efeitos genéticos e não genéticos sobre características produtivas de vacas Holandês x Gir
(Universidade Federal de UberlândiaBrasilZootecnia, 2017)
Efectos de la suplementación de zeolita en la salud e involución uterina y el retorno de la ciclicidad ovárica postparto en vacas lecheras del cantón Cuenca-Ecuador
(2020-01-03)
The clinoptilolite in the bovine diet acts as an antioxidant and alkalizing substance at the ruminal level, studies show that it works as an abductor of aflatoxins and helps strengthen the immune system indirectly. The ...