FAIXOVÁ, Zita - VÁRADY, Jozef. Determination of alpha-amino nitrogen of free amino acids in the blood plasma of sheep iúnder various nitrogen intake in diet. In: . Proceedings of the Slovak and Czech Physiological Societies 1999. 1999.

HOLODA, Emil - KROPÁČOVÁ, Katarína - PETRÁKOVÁ, Z. - MADŽO, J.. DNA analysis of microorganisms [DNA analýza mikroorganizmov]. In: . Tomáškovy dny 99. 1999. 1999. s. 18.

MARŠÁLKOVÁ, Slávka - VASIĽ, Milan - KMEŤ, Vladimír - LENHARDT, Ľudovít - ČÍŽEK, Milan. Ecological prevention and prophylaxy of mastitis. In: . Proceedings of XVIIIth International symposium on animal physiology, Třešť, Czech Republic, September 1999. : Academy of Science of the Czech Republic, 1999. 1999. s. 8.

DUBINSKÝ, Pavol - ŠVICKÝ, Emil - KRUPICER, Ivan - VASILKOVÁ, Zuzana - LEVKUT, Mikuláš - ŠNÁBEL, Viliam. Effect of a Ascaris suum reinfection on lambs. In: . 17th International conference of the World association for the advancement of veterinary parasitology "Parasites, Production and Environment", Copenhagen 15 - 19 August 1999. : Danish Centre for Experimental Parasitology, 1999. 1999. ISBN 87-987513-0-1, s.

NEMCOVÁ, Radomíra - BOMBA, Alojz - GANCARČÍKOVÁ, Soňa - HERICH, Róbert - GUBA, Peter. Effect of administration of lactobacilli and FOS or the faecal microflora in weaning piglets. In: . 13 th International Congress of the Hungarian Society for Microbiology, 1999, Budapest : Book of Abstracts. 1999. s. 1.

GOLDOVÁ, Mária - LETKOVÁ, Valéria - CSIZSMÁROVÁ, Gabriela - PISTL, Juraj - LEVKUT, Mikuláš - REVAJOVÁ, Viera - LOÓSZOVÁ, Adriana. Eimeria colchici in pheasant - endogenous development and immune responses. In: . 17th International conference of the World association for the advancement of veterinary parasitology "Parasites, Production and Environment", Copenhagen 15 - 19 August 1999. : Danish Centre for Experimental Parasitology, 1999. 1999. ISBN 87-987513-0-1, s.

ONDRAŠOVIČ, Miloslav - ONDRAŠOVIČOVÁ, Oľga - VENGLOVSKÝ, Ján - VARGOVÁ, Milada - PARA, Ľudovít - TOROPILA, Michal. Evaluation of composting parameters in disinfected stable manure under various conditions. In: . International Composting Symposium 99 Program and abstract book, September 19-23, 1999, Halifax/Dartmouth, Nova Scotia, Canada. Halifax/Dartmouth, 1999. 1999. s. 41-42.

MOLNÁROVÁ, Marie - MOLNÁR, Pal - STANÍKOVÁ, Angela - PÁSTOROVÁ, Bernardína. Follicular populations in the ovaries of ewes after superovulation stimulation. In: . Proceedings of the Slovak and Czech physiological Societies 1999. 1999. s.

KOTTFEROVÁ, Jana - KORÉNEKOVÁ, Beáta. Game as a source of heavy metal on human organism. In: . 2nd International symposium on trace elements in human: new perspectives, 7-9 October 1999, Athens Greece. 1999. s. 71.

VILČEK, Štefan - DREW, Trevor - MCGOLDRICK, Adrian - PATON, David James. Genetic typing of bovine pestiviruses from england and wales. In: . 4th Pestivirus meeting, Giessen Germany, 15-19 march 1999. Giessen : European Society for Veterinary Virology, 1999. 1999. s.