Effect Year of Calving and Parity on the Productive Performance of Holstein Friesian Cows in Vom Nigeria
I. B. Gamaniel, J. O. Egahi & P. A. Addass · Asian Journal of Research in Animal and Veterinary Sciences · 2019
A total of one thousand eight hundred and thirty nine (1839) lactation records of cows calved from 2006 to 2017 were analyzed to estimate the effect of non-genetic factors on productive performance traits of Holstein-Friesian cows in Integrated Dairy Farm Vom. Data were analyzed...