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Histological characteristics and steroid concentration of ovarian follicles at different stages of development in pregnant and non-pregnant dairy cows
(SPRINGER, 2006-02)
The aim of the study was to investigate the histological characteristics and steroid concentrations in follicular fluid of different populations of follicles at different stages of development, during pregnancy and the ...
Morphometry and population of preantral follicles of not pregnant Nelore cows, pregnant and fetus in the initial, medium and final third of pregnancy
(Arquivo Brasileiro Medicina Veterinaria Zootecnia, 2019-09-01)
The aim of this study was to describe population and morphological characteristics of preantral follicles of not pregnant cows, pregnant cows and fetus. Ten ovaries of non-pregnant Nelore cows, eighteen ovaries of pregnant ...
NO DIFFERENCE IN MATURATION CAPACITY, IN VITRO FERTILIZATION AND PREGNANT RATE OF OOCYTES OBTAINED BY ULTRASOUND-GUIDED OVUM PICK-UP FROM PREGNANT DAIRY COWS AND HEIFERS
(Universidad Autónoma del Estado de México, 2018)
Mineral biochemical profile in cows crosses of Zebu pregnant and empty of an establishment from Caraguatay (Paraguay)Perfil bioquímico mineral en vacas cruzas de Cebú preñadas y vacias de un establecimiento de Caraguatay (Paraguay)
(Dirección de Investigación Científica y Tecnológica, 2021)
Morphometric and Functional Characteristics of Buffaloes and Cows Corpus Luteum at Different Stages of the Estrous Cycle
(Int Buffalo Information Ctr, 2013-01-01)
The aims of the present study were to evaluate the morphometry of corpus luteum (CL) and progesterone (P-4) plasma concentration of 86 buffaloes (33 pregnant and 53 non-pregnant) and 95 cows (36 pregnant and 59 non-pregnant) ...
Impacts of cow body condition score during gestation on weaning performance of the offspring
(2016-09-01)
This experiment evaluated the impacts of cow body condition score (BCS) during gestation on productive parameters of the offspring. Three hundred multiparous, lactating, non-pregnant Angus × Hereford cows were assigned to ...
Effects of temperament on pregnancy rates to fixed-timed AI in Bos indicus beef cows
(Elsevier B.V., 2011-12-01)
The objective of the present experiment was to assess the effects of temperament on pregnancy rates to fixed-time AI (FTAI) in Bos indicus beef cows. A total of 761 multiparous lactating Nelore cows, originated from 4 ...
Effects of temperament on pregnancy rates to fixed-timed AI in Bos indicus beef cows
(Elsevier B.V., 2011-12-01)
The objective of the present experiment was to assess the effects of temperament on pregnancy rates to fixed-time AI (FTAI) in Bos indicus beef cows. A total of 761 multiparous lactating Nelore cows, originated from 4 ...