Association between reproductive traits and milk yield, in crossbred heifers

Association between reproductive traits and milk yield, in crossbred heifers

This research was carried out in heifers from a crisscrossing program between the red Holstein and Brahman breeds, in Venezuela. (Co)variance components were estimated and the relationship between milk yield (P305), age (AGE1) and fertility at first service (FERT1) in virgin heifers was investigated...

وصف كامل

محفوظ في:
التفاصيل البيبلوغرافية
المؤلف الرئيسي: Roman Bravo, Rafael Maria (author)
مؤلفون آخرون: Aranguren Méndez, José Atilio (author), Garcidueñas Piña, Rogelio (author), Gómez Ramos, Benjamín (author), García Gavidia, Alfredo Nicanor (author), Márquez Carrera, Edelmira Criseida (author), Soto Belloso, Eleazar (author)
التنسيق: article
اللغة:spa
منشور في: 2023
الوصول للمادة أونلاين:https://revistasespam.espam.edu.ec/index.php/Revista_ESPAMCIENCIA/article/view/358
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