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Size and position of the reproductive tract impacts fertility outcomes and pregnancy losses in lactating dairy cows
(Elsevier B.V., 2020-12-01)
There are multiple factors that contribute to reduced fertility in lactating dairy cows. Recently, a reproductive tract size and position score (SPS) system was developed as a management tool to identify dairy cows with ...
Crescimento e desenvolvimento reprodutivo de bezerras de corte para acasalamento aos 14 meses
(Universidade Federal de Santa MariaBRZootecniaUFSMPrograma de Pós-Graduação em Zootecnia, 2013-02-25)
The experiment was conducted to evaluate the growth and reproductive development
of beef heifers from 10 to 14 months of age in three food systems. Ryegrass pasture
exclusively (Lolium multiflorum Lam.) or on pasture and ...
Estimativa de parâmetros genéticos para características reprodutivas mensuradas por ultrassonografia em fêmeas da raça senepol
(Universidade Federal de UberlândiaBrasilMedicina Veterinária, 2018)
Ganho de peso na recria e desempenho reprodutivo de novilhas acasaladas com sobreano.
(Pesquisa Agropecuária Brasileira, Brasília, DF, v.39, n.12, p.1253-1259, dezembro 2004., 2014)
Efeito do tamanho e posição do trato reprodutivo na taxa de concepção a inseminação artificial em tempo fixo em vacas NeloreEffect of size and position of the reproductive tract on the rate of conception to fixed-time artificial insemination in Nellore cows
(Universidade Federal de UberlândiaBrasilMedicina Veterinária, 2021)
The reproductive tract score and the use of eCG may affect fertility after TAI at the end of a treatment to induce synchronized estrus and ovulation in heifers 12-15 month old in good body condition? [El GDR y la adición de eCG después de un tratamiento de inducción de celo, ¿afectan la tasa de preñez de vaquillonas Angus de 12-15 meses en buen estado corporal?]
(EDICIONES TAURUS, 2015-01-01)
The gynaecological examination before a new breeding period has been routinely used for long time to exclude females with unwanted pregnancies and reproductive abnormalities. More recently, this practice has also been used ...