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Veterinarno-Meditsinski Nauki|January 1, 1981
[Scientific and applied aspects of veterinary ecological control over the industrial technologies in animal husbandry]G Petkov, B D BaĭkovVeterinarno-Meditsinski Nauki|January 1, 1984
[Microbial content of the air in poultry houses]G Petkov, B D BaĭkovVeterinarno-Meditsinski Nauki|January 1, 1981
[Changes in the biochemical and hematological indices of chickens raised under high temperature and humidity]Nguen Din Kuan, G PetkovVeterinarno-Meditsinski Nauki|January 1, 1978
[Effect of the temperature-humidity regimen on broiler resistance and on the efficacy of coccidiostats in experimental coccidial infection]P Stoianov, Sh Sherkov, G Georgiev, et al.Khirurgiia|February 12, 1999
[Clinical studies of patients with spinal cord metastases]V Atanasov, S Gabrovski, P Stoianov, et al.Veterinarno-Meditsinski Nauki|January 1, 1978
[Effect of fluorescent lighting on the growth of broiler chickens]P Stoianov, B D Baĭkov, G A GeorgievCloning and Stem Cells|April 1, 2008
Culture of porcine embryonic germ cells in serum-supplemented and serum-free conditions: the effects of serum and growth factors on primary and long-term cultureStoyan G Petkov, Gary B AndersonVeterinarno-Meditsinski Nauki|January 1, 1975
[The effect of microbial contemination of the air on metabolic indices in broiler chickens]G Petkov, B Baĭkov, V TsutsumanskiVeterinarno-Meditsinski Nauki|January 1, 1987
[Possibilities for decontaminating the air in commercial poultry breeding]G Petkov, B D Baĭkov, G RussakBilten Za Hematologiju I Transfuziju|January 1, 1977
[Osmotic resistance of erythrocytes as a screening method in detecting heterozygotes in beta-thalassemia]B Nastev, G D Efremov, G PetkovPageof 6