H. Lukanov1*, I. Pavlova2, A. Genchev1 1Department of Animal Science – monogastric and other animals, Faculty of Agriculture, Trakia University, 6000 Stara Zagora, Bulgaria 2Department of General livestock breeding, Faculty of Veterinary Medicine, Trakia University, 6000 Stara Z

Т. Popova*, E. Petkov, M. Ignatova Institute of Animal Science, 2232 Kostinbrod, Bulgaria (Manuscript received 16 May 2015; accepted for publication 8 June 2016) Abstract. An experiment with two lines of chickens – synthetic line La Belle and White Plymouth Rock was carried out in the

Abstract. The study comprises 143 Black-and-White cows from three cattle farms with free cubicle rearing (one) and tied rearing (two). The number of cows by farms is as follows: farm 1 – 69 cows, farm 2 – 34 cows and farm 3 – 40 cows. All cows in lactation from Ist to VIIth at the tim

The present study was carried out to monitor the reproductive traits of Japanese quail breeds reared in Bulgaria. The quail breeds kept at the Poultry Breeding Section at Trakia University: Pharaoh and Manchurian Golden, were used. Breeder flocks consisted of 8 female and 3 male birds