Open AccessInfluence of age of first insemination and first calving of cows on their milk productivity
Author(s) -
Alyona Shulyar
Publication year - 2019
Publication title -
tavrìjsʹkij naukovij vìsnik
Language(s) - English
Resource type - Journals
eISSN - 2664-6102
pISSN - 2226-0099
DOI - 10.32851/2226-0099.2019.109-2.25
Subject(s) - ice calving , insemination , productivity , zoology , milk production , agricultural science , biology , lactation , economics , pregnancy , economic growth , genetics