Made available in DSpace on 2022-05-01T12:09:44Z (GMT). No. of bitstreams: 0 Previous issue date: 2021-01-01; Background: Progesterone (P4) is essential for embryonic development and maintenance of pregnancy when deficiency causes early embryonic loss. In this study, we investigated the ability of hormonal supplementation to improve the fertility of Nellore females subjected to fixed-time artificial inseminatio...
Made available in DSpace on 2021-06-25T19:36:23Z (GMT). No. of bitstreams: 0 Previous issue date: 2020-10-01; This study aimed to evaluate a correlation between environmental temperature-humidity index (THI), rectal temperature (RT) and plasmatic concentration of cortisol in pregnancy rates of recipient cows in the Amazon biome. Recipient cows (n = 235) were submitted to an estrus synchronization simplified P36...