The effect of dietary humic substances on the fattening performance, carcass yield, blood biochemistry parameters and bone mineral profile of broiler chickens. - Jaďuttová, Iveta; Marcinčáková, Dana; Bartkovský, Martin; Semjon, Boris; Harčárová, Michaela; Nagyová, Alena; Váczi, Peter; Marcinčák, Slavomír (Acta Veterinaria Brno, 2019)