Отрицательный энергетический баланс — под контролем

Feeding of diets with addition of niacin and choline protected from disintegration in rumen to cows during the transit period contributes to animal the health and improves their milk productivity.

Кeywords: dairy cattle production cow negative energy balance fat metabolism lactation transit and dry period calving solids feed diet milk glycerin unsaturated fatty acids non-esterified fatty acids liver ketone bodies ketosis glucose triglycerides metabolic energy meatness; pregnant newly calved dry cow; fat liver syndrome propylene glycol niacin and choline protected from disintegration in rumen milk yield artificial insemination metabolism NiaShure ReaShure thermal stress vaginal temperature fat and protein in milk low density lipoproteins colostrum.