H. Lukanov, D. Alexieva Abstract. During the second half of the 20th century, in response to the growing pressure from environmental movements and organisations, European countries began to abandon rearing laying hens in battery cages, which were so far considered the most efficient h

A. Genchev Abstract. According to its weight traits, the population of Manchurian Golden quails bred at the Department of Poultry Science at Trakia University can be referred to the heavy all-purpose type of Japanese quails with an average live weight of 259.7–273.1 g of females and 2

  Egg productivity and egg quality estimation and evaluation of two breeds of Japanese quails (Coturnix japonica) A. Genchev and M. Kabakchiev