G. Ganchev, A. Ilchev Abstract. A balance trial was performed with two groups of Topigs hybrid pigs (n=4) and DanВred hybrid pigs (n=4). Each trial was of 10-day duration (5 days preliminary and 5 day experimental period, during which urine and faeces were collected). The pigs were fe

A. Ilchev, G. Ganchev Abstract. A balance trial was performed with three groups of Topigs hybrid pigs (n=3). Pigs received complete compound feeds. For the second (control) group digestible amino acid content was according to hybrid’s nutrition standards (as per Guideline for fe