V. Velkovski* Higher School of Security and Economics, 4004 Plovdiv, 13 Kuklensko shose Blvd, Bulgaria (Manuscript received 2 June 2024; accepted for publication 30 August 2024) Abstract. According to the norm of Article 4 of the Law on Soils, the state policy on conservation, sustain

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 (

R. Petrov1,2*, Y. Andonova1, Y. Gancheva3, I. Klisurov1 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, Bulgari