Effectiveness of extracts of medicinal plants included in poultry diet

A large number of papers have explored the use phytobiotics in diet farm animals and poultry recent years. This study area is much addressed, since vegetable feed additives can be an alternative to antibiotics. They a pronounced growth-stimulating immune-modulating effect on body young birds, are essential for manufacturing organic products animal origin. The aim our was evaluate water-ethanol extracts sarepta mustard chicken meat performance, mountain ash egg performance laying hens. scientific economic experiment performed, where broilers from experimental groups received extract at doses 10, 30, 50, 70, 90 mg/kg feed, hens 40, 60 70 weight. It found that optimal dose broiler chickens feed. average daily weight gain exceeded control indicators by 3.0%, European production efficiency factor Russian 33.2 7.2 units, respectively. For hens, attained increased rates hen housed middle 12.2 10.4%, respectively, compared control, index 1.53 10.34