Бетон и железобетон.
Ассоциация «Железобетон».
2006.
С. 19-22
The introduction, in farms with line-production systems, of round-the-year nurturing of calves ир to 2 months in individual prophylactic pens, and their feeding during this period with colostrums and milk soured with formic acid, enhances nonspecific bronchopneumonia and functional disorders of the alimentary tract.