References
- Ariza- Nieto C., Bandrick M., Baidoo S.K., Anil L., Molitor T.W., Hathaway M.R. (2011). Effect of dietary supplementation of oregano essential oils to sows on colostrum and milk composition, growth pattern and immune status of suckling pigs. J. Anim. Sci., 89: 1079-1089.
- Babicz M., Cichocki R., Kasprzak K., Kropiwiec K., Szuba K. (2011). Analysis of relationship between sows colostrum and milk somatic cell count and reproductive performance traits. Ann. UMCS, Sectio EE, XXIX (3): 1-13.
- Beyer M., Jentsch W., Kuhla S., Wittenburg H., Kreienbring F., Scholze H., Ru - dolph P.E., Metges C.C. (2007). Effects of dietary energy intake during gestation and lactation on milk yield and composition of first, second and fourth parity sows. Arch. Anim. Nutr., 61, 6: 452-468.
- Boruta O., Jasek S., Gorajewska E. (2009). Variability in chemical composition of milk of sows depending on breed, teat, and the side of mammary gland, and results of piglets rearing. Zesz. Nauk. UP Wrocław, LVIII (572): 9-19.
- Buczyński J.T., Skrzypczak E., Panek A., Szulc K. (2006). Chemical composition of milk of Złotnicka White sows during lactation. Ann. Anim. Sci., Suppl., 2/2: 315-319.
- Buczyński J.T., Skrzypczak E., Panek A ., Szulc K., Niedzielska M. (2008). Effect of chemical composition of sow milk on rearing performance of Złotnicka White piglets. Rocz. Nauk. Zoot., 35, 1: 11-17.
- Garst A.S., Ball S.F., Williams B.L., Wood C.M., Knight J.W., Moll H.D., Aarde- ma C.H., Hwazdauskas F.C. (1999). Influence of pig substitution on milk yield, litter weights, and milk composition on machine milked sows. J. Anim. Sci., 77: 1624-1630.
- Gourdine J.L., Bidanel J.P., Noblet J., Renaudeau D. (2006). Effects of breed and season on performance of lactating sows inatropical humid climate. J. Anim. Sci., 84: 360-369.
- Mc Namara J.P., Pettigrew J.E. (2002). Protein and fat utilization in lactating sows: I. Effects on milk production and body composition. J. Anim. Sci., 80: 2442 -2451. \
- Migdał W., Kaczmarczyk J. (1986). Chemical composition of the colostrum and milk of sows during lactation. Med. Weter., 8: 492-494.
- Paściak P., Migdał W., Wojtysiak D., Połtowicz K. (2003). Chemical composition of colostrum and milk of JSRsows. Rocz. Nauk. Zoot., 17: 85-88.
- Rekiel A., Więcek J. (2002). The interaction between somatic cell count (SCC) and content of chosen macro elements in sows’ milk. Med. Weter., 58: 884-886.
- Rekiel A., Batorska M., Łysoniewska B. (2004). The changes of the selected quality parameters of sows’ milk. Zesz. Nauk. Prz. Hod., 72, 2: 33-42.
- Rząsa A., Poznański W., Akińcza J., Procak A. (2004). Anatomical structure of the sow’s udder and composition of milk. Ann. Anim. Sci., Suppl., 2: 91-95.
- Skrzypczak E., Babicz M., Szulc K., Marcisz M., Buczyński J.T. (2012). The analysis of variability of p Hlevel and somatic cell count (SCC) in the colostrum and milk of Złotnicka White sows. Afr. J. Biotech., 11 (20): 4687-4692.
- Špinka M., Illmann G., Haman J., Šimeček P., Šilerowá J. (2011). Milk ejection solicitation and non-nutritive nursings: an honest signaling system of need in domestic pigs? Behav. Ecol. Sociobiol., 65: 1447-1457.
- Walkiewicz A., Wielbo E., Matyka S., Babicz M., Kasprzyk A. (1999). Effect of genotype on chemical composition variability and fatty acid concentration in sow’s milk. Zesz. Nauk. AR Kraków, 67 (352): 285-290.
- Walkiewicz A., Stasiak A., Dziura J., Kamyk P., Babicz M. (2004). Variability of chemical composition and fatty acid concentration in colostrum and milk from hybrid sows. Zesz. Nauk. Prz. Hod., 72, 2: 19-25.