F.O. Takim1*, J. Falola-Olasunkanmi1, O. Osatuyi1, I. Garuba2 1Department of Agronomy, Faculty of Agriculture, University of Ilorin, Nigeria 2Department of Agricultural Education, College of Education (Technical), Lafiagi-Kwara, Nigeria (Manuscript received 24 August 2022; accepted fo

R. Petrov1,2*, Y. Andonova1, D. Yarkov2, A. Dicheva1 1Green Balkans – Stara Zagora NGO, Stara planina str. 9, 6000 Stara Zagora, Bulgaria 2Department of General Livestock Breeding, Faculty of Veterinary Medicine, Trakia University, Student’s campus, 6000 Stara Zagora, Bulgaria (

D. Klisarova, D. Gerdzhikov Institute of Fish Resources, 9000 Varna, Bulgaria (Manuscript received 13 August 2017; accepted for publication 3 October 2017) Abstract. In this article have been investigated the taxonomic structure of the phytoplankton communities developing in the Black

D. Klisarova*, E. Petrova, D. Gerdzhikov, S. Stoykov Institute of Fish Resources, 4 Primorski, 9000 Varna, Bulgaria (Manuscript received 23 March 2016; accepted for publication 30 May 2016) Abstract. Burgas Bay is the largest one on the Bulgarian Black Sea coast. Industrial plants alo

H. Lukanov Abstract. Egg quality traits have been investigated in chickens from different production types, namely egg-laying breeds or breeds interesting from the point of view of genetic diversity maintenance. In this research, studied eggs were produced by 50-week-old layers from t

H. Lukanov Abstract. Chicken eggs with blue-green coloured eggshells have been known for centuries. The pigmentation is due to deposition of biliverdin IX and biliverdin zinc chelate in eggshell and underlying membranes during their formation. The deposition of pigment is determined b

E. Petrova, S. Stoykov Abstract. The interest in studies of the nearby coastal zone of the Black Sea is great because it is the most productive section of the basin. The variety of habitats, water aeration, good temperature and density of nutrients coming from the nearest land and lit