Reproductive performance and herd exit dynamics of lactating dairy cows managed for first service with the Presynch-Ovsynch or Double-Ovsynch protocol and different duration of the voluntary waiting period
Stangaferro, M.L., Wijma, R., Masello, M., Giordano, J.O.Language:
english
Journal:
Journal of Dairy Science
DOI:
10.3168/jds.2017-13425
Date:
December, 2017
File:
PDF, 728 KB
english, 2017