Index Catalog // Hyrax

Filtro per: Contributor sim Olivera López, Jorge Ivan

Influencia de la estacionalidad en la fertilidad de vacas Holstein altas productoras

Descrizione:	The monthly fertility, was evaluated along the year, during the implicit period of 1991-2000. We used data records of reproduction of 24,380 artificial inseminations of high producer’s dairy cows. The study was made in "La Quinta Ranch" in Actopan, Hidalgo State, it is located an altitude of 1980 msnm, with...
Soggetto:	Vacas -- Inseminación artificial, Ganado vacuno -- Reproducción, Vacas -- Reproducción, Artificial insemination, Cows -- Reproduction, Cows -- Artificial insemination, and Cattle -- Reproduction
Creatore:	Villa Mancera, Abel Edmundo
Collaboratore:	Pérez Martínez, Mario, Jaramillo Jaimes, María Teresa, and Olivera López, Jorge Ivan
Editore:	Universidad Autónoma Metropolitana
Posgrado:	Maestria en Biologia de la Reproduccion Animal
Lingua:	spa
Año de publicación:	2002
Diritti:	Acceso Abierto
Licenza:	Atribucion-NoComercial 4.0 Internacional (CC BY-NC 4.0)
Tipo de Recurso:	Tesis de Maestría