INFLUENCE OF THE AGE ON THE DAY OF FIRST CALVING AND THE LENGTH OF CALVING INTERVALS ON THE MILK YIELD OF COWS Journal title: Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura Alimentaria Piscaria et Zootechnica Authors: Paweł BORTACKI, Ryszard KUJAWIAK, Ewa Czerniawska-Piątkowska, Jerzy WÓJCIK, Wilhelm GRZESIAK Subject(s):
EFFECT OF AGE AT FIRST CALVING AND CALVING INTERVAL LENGHT ON MILK PERFORMANCE IN COWS Journal title: Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura Alimentaria Piscaria et Zootechnica Authors: Ewa CZERNIAWSKA-PIĄTKOWSKA, Oliwia NAGÓRSKA Subject(s):
The influence of the age of dairy cows first calving on their productive longevity Journal title: «Таврійський науковий вісник» Authors: Н. П. Бабік, Є. І. Федорович Subject(s):
