Open AccessINDICATORS OF PRODUCTIVE LONGEVITY OF BLACK-AND-MOTLEY BREED COWS WITH TETHERED AND UNBONDED METHODS OF KEEPING
Author(s) -
Olga Sergeevna Chechenikhina,
О Г Лоретц
Publication year - 2018
Publication title -
vestnik apk stavropolʹâ
Language(s) - English
Resource type - Journals
ISSN - 2222-9345
DOI - 10.31279/2222-9345-2018-7-31-55-59
Subject(s) - motley , longevity , breed , zoology , biology , statistics , mathematics , genetics , philosophy , linguistics