TY - JOUR A1 - Hossein-Zadeh, N. G. T1 - Genetic parameters and trends for lactation length in the first three lactations of Holstein cows JO - Arch. Anim. Breed. J1 - AAB VL - 55 IS - 6 SP - 533 EP - 539 Y1 - 2012/10/10 PB - FBN Dummerstorf SN - 2363-9822 UR - https://aab.copernicus.org/articles/55/533/2012/ L1 - https://aab.copernicus.org/articles/55/533/2012/aab-55-533-2012.pdf DO - 10.5194/aab-55-533-2012 ER -