References
- Biederman G., Clar U., Finke A., Bickel M. (2002). Analysis of the population of Rhenish German Draught horses. Züchtungskunde, 74: 237–249.
- Budzyński M., Gancarz J. (1999). Characterization of reproductive and biometric performance, taking into account inbreeding of mares in Horse Stud Udórz (in Polish). Ann. UMCS Sec. EE, 17: 191–197.
- Budzyński M., Kamieniak J., Budzyńska M., Sapuła M., Sołtys L., Krupa W. (2000). Evaluation of the relationship between reproductive indices and in the thoroughbred mare in Horse Stud Rzeczna (in Polish). Ann. UMCS Sec. EE, 18: 133–139.
- Cervantes I., Goyache F., Molina A., Valera M., Gutiérrez J.P. (2011). Estimation of effective population size from the rate of coancestry in pedigreed populations. J. Anim. Breed. Genet., 128: 56–63.
- Chachuła J. (1962). Sztumski horse (in Polish). PWRiL. Warszawa.
- Chmiel K., Gajewska A., Sobczuk D. (2001). Effect of the rate of inbreeding on evaluation results (scoring) of purebred Arabian horses taking part in shows (in Polish). Pr. Mat. Zoot., 59: 135–140.
- Chrzanowski S., Chachuła J., Szelagowska-Wąsik U., Oleksiak S., Wilczak J. (1989). Cold-blooded horses in central-eastern and southern Poland (in Polish). PWN, Warszawa, 97 pp.
- FAO (2013). In vivo conservation of animal genetic resources. FAO Animal Production and Health Guidelines. No. 14. Rome.
- Gołębiewska K., Martyniuk E., Polak G. (2013). Genetic analysis of Sztumski hor-ses enrolled in the genetic resources conservation programme in 2008. Ann. Anim. Sci., 13: 687–700.
- Gutierez J.P., Cervantes I., Molina A., Valera M., Goyache F. (2008). Individual increase in inbreeding allows estimating effective sizes from pedigrees. Genet. Sel. Evol., 40: 359–378.
- IZ-PIB (2015 a). Consolidated text. Genetic resources conservation programme for Sokolski cold-blood (in Polish). http://www.bioroznorodnosc.izoo.krakow.pl/konie/programy-ochrony.
- IZ-PIB (2015 b). Consolidated text. Genetic resources conservation programme for Sztumski cold-blood (in Polish). http://www.bioroznorodnosc.izoo.krakow.pl/konie/programy-ochrony.
- Janssens S. (2015). The dangers of inbreeding in Arabian horses. Livestock genetics, ECAHO, Prague. http://www.acafrance.org/userfiles/files/2015_GeneticDiversity_StevenJanssens.pdf
- Jezierski T. (1993). Effect of inbreeding on reproductive performance of Polish Konik mares (in Polish). Pr. Mat. Zoot., 43: 109–114.
- Johansen E.O. (1984). Inbreeding and relationship within the national Danish draughthorse – the Jutland breed. Proc. 35th Annual Meeting of EAAP, The Hague, Netherlands, 6–9.08.1984. Vol. 2. Summaries. (Paper H3b.4): 2 pp.
- Kwiecińska K., Olech W. (2008). The inbreeding influence on Hucul mares reproduction results. Annals of Warsaw University of Life Sciences – SGGW, Anim. Sci., 45: 59–63.
- Lacy C.R. (1995). Clarification of genetic terms and their use in the management of captive populations. Zoo Biol., 14: 565–578.
- Langlois B., Blouin C. (2004). Statistical analysis of some factors affecting the number of horse births in France. Rep. Nutr. Develop., EDP Sciences, 44: 583–595.
- Mac Cluer J., Boyce B., Dyke L., Weitzkamp D., Pfenning A., Parsons C. (1983). Inbreeding and pedigree structure in Standardbred horses. J. Hered., 74: 394–399.
- Nozdryn-Płotnicki J. (1966). The Sokolski Horse (in Polish). PWRiL Warszawa, pp. 75.
- Oldenbroek K.,vander Waaij L. (2015). Textbook Animal Breeding and Genetics for BSc students. Centre for Genetic Resources The Netherlands and Animal Breeding and Genomics Centre, 2015.
- Petersen J.L., Mickelson J.R., Cothran E.G., Andersson L.S., Axelsson J., Bailey E. (2013). Genetic diversity in the modern horse illustrated from genome-wide SNP data. PLoS ONE 8(1): e54997.
- PZHK (1964). Stud Book of Cold-blooded and Heavy Horses. I Volume (in Polish). PWRiL, Warszawa, 964 pp.
- Santiago E., Caballero A. (1995). Effective population size of population under selection. Genetics, 139: 1013–1030.
- Sölkner J., Filipcic L., Hampshire N. (1998). Genetic variability of populations and similarity of subpopulations in Austrian cattle breeds determined by analysis of pedigrees. Anim. Sci., 67: 249–256.
- Sveistiene R. (2006) Selection on phenotypic traits of potential founders of the new Lithuanian Heavy Draught horse line. Anim. Husb.: Sci. Art., 48:3–15.
- Szuk K., Orzeł T. (1969). The Sokólski Horse Breeding Centre in the context of breeding centres in the Białostockie Voivodeship (in Polish). Koń Polski, 3: 16–18.
- Vostry L., Capkova Z., Pribyl J., Hofmanova B., Vydrova H., Mach K. (2011). Population structure of Czech cold-blooded breeds of horses. Arch. Tierzucht, 54: 1–9.
- Walkowicz E. (2009). Inbreeding in the modern population of Silesian horses (in Polish). Zesz. Nauk. UP Wroc., Biol. Hod. Zwierz., 58:159–170.
- Wright S. (1931). Evolution in Mendelian populations. Genetics, 16: 97–159.