Open AccessThe effect of organic selenium drugs in ratios of black-and-white cows on metabolism and diary productivity
Author(s) -
Yuri Nikolaevich Prytkov,
Анна Александровна Кистина
Publication year - 2018
Publication title -
agrarnyj naučnyj žurnal
Language(s) - English
Resource type - Journals
eISSN - 2587-9944
pISSN - 2313-8432
DOI - 10.28983/asj.v0i1.324
Subject(s) - selenium , lactation , firstborn , productivity , zoology , white (mutation) , chemistry , biology , medicine , biochemistry , pregnancy , environmental health , organic chemistry , population , birth order , genetics , macroeconomics , gene , economics