S. Estrada

发表

Evaluation of early embrionic development after natural mating using ultrasonography in bos indicus cows in the humid tropics of Costa Rica

M. Maquivar, C. Galina, D. Chavez, 2008, Veterinary Research Communications.

The Use of Computer Records: A Tool to Increase Productivity in Dairy Herds

J. J. Romero, C. Galina, S. Estrada, 2020, Animals : an open access journal from MDPI.

Variations in the Temperature-Humidity Index and Dorsal Fat Thickness during the Last Trimester of Gestation and Early Postpartum Period Affect Fertility of Bos indicus Cows in the Tropics

R. Díaz, C. Galina, J. Romero-Zúñiga, 2018, Veterinary medicine international.

Effect of protein supplementation on reproductive and productive performance in Bos indicus × Bos taurus heifers raised in the humid tropics of Costa Rica

M. Maquivar, C. Galina, G. Mendoza, 2010, Tropical Animal Health and Production.

Effect of ruminally protected Methionine on the productive and reproductive performance of grazing Bos indicus heifers raised in the humid tropics of Costa Rica

M. Maquivar, C. Galina, G. Mendoza, 2008, Tropical Animal Health and Production.

Reproductive response in supplemented heifers in the humid tropics of Costa Rica.

M. Maquivar, C. Galina, J. Galindo, 2006, Animal reproduction science.

Ultrasonographic screening of embryo development in cattle (Bos indicus) between days 20 and 40 of pregnancy.

M. Maquivar, C. Galina, S. Estrada, 2005, Animal reproduction science.

Pregnancy Rate in Zebu Cows with Two Different Postpartum Intervals Exposed to a Two-Bull Rotational System

M. Maquivar, C. Galina, R. Molina, 2003, Veterinary Research Communications.

Sexual behaviour of Zebu bulls in the humid tropics of Costa Rica: single versus multiple-sire groups.

C. Galina, I. Bolańos, S. Estrada, 2000, Animal Reproduction Science.

Effect of alternating bulls as a management tool to improve the reproductive performance of suckled Zebu cows in the humid tropics of Costa Rica.

M. Maquivar, C. Galina, L. Martínez, 2002, Animal reproduction science.

Resumption of Post‐partum Ovarian Activity Monitored by Plasma Progesterone in Anoestrous Zebu (Bos indicus) Cattle Following Temporary Weaning and Progestogen Treatment

C. Galina, M. Forsberg, S. Estrada, 1997 .

Effect of an energy supplementation, weaning and oestrous synchronisation on ovarian activity and ovulation in early postpartum primiparous Bos indicus cows raised in the tropics of Costa Rica

M. Maquivar, C. Galina, D. Contreras, 2016 .

A note on the effects of calf stimuli on the response of Zebu cows to Synchro-mate-B.

C. Galina, A. Orihuela, F. García, 2001, Applied animal behaviour science.

Efecto de dos tipos de destete y la aplicación de un progestágeno sobre la fertilidad en vacas cebuinas (Bos indicus)

C. Galina, R. Molina, S. Estrada, 2004 .