[1. Gundłach J.L., Sadzikowski A.B.: Parasitology and parasitosis of animals. PWRiL, Warszawa; 2004.]Search in Google Scholar
[2. Nosal P., Eckert R.: Gastrointestinal parasites of swine in relation to the age group and management system. Med Wet 2005, 61 (4):435–437.10.1016/S0016-5107(04)02736-1]Search in Google Scholar
[3. Villee C.A., Berg L.R., Solomon E.P., Martin D.W.: Biology, Mulico Publishing House, Warszawa 2011.]Search in Google Scholar
[4. Jackson A.S.: Practical control of sow feed costs. Advances in Pork Production 2009, 20.]Search in Google Scholar
[5. Jankowska-Mąkosa A., Knecht D.: The influence of endoparasites on selected production parameters in pigs in various housing systems. Res Vet Sci 2015, 100:152–160.10.1016/j.rvsc.2015.04.002]Search in Google Scholar
[6. Moehn S., Franco D., Levesque C., Samuel R., Bal R.O.: New Energy and Amino Acid Requirements for Gestating Sows. Advances in Pork Production 2011:22.]Search in Google Scholar
[7. Eijck J.L., Borgsteede F.H.M.: A survey of gastrointestinal pig parasites on free-range, organic and conventional pig farms in the Netherlands, Veterinary research Communication 2018, 29 (5):407–414.10.1007/s11259-005-1201-z]Search in Google Scholar
[8. Hoste H.: Adaptive physiological processes in the host during gastrointestinal parasitism. Int J Parasitol 2001, 31:231–244.10.1016/S0020-7519(00)00167-3]Search in Google Scholar
[9. Jankowska-Mąkosa A., Knecht D., Nicpoń J., Nicpoń J., Duziński K.: Level of endoparasite infection in free-living wild boars in relation to carcass weight and sex. Med Wet 2019, 75 (4):232–237.]Search in Google Scholar
[10. Kalinowska R., Pawiak R., Knecht D.: The influence of brown coal and humic acids on rearing results of piglets. Med Wet 1993, 49, 4:178–181.]Search in Google Scholar
[11. Knecht D., Popiołek M., Zaleśny G.: Does meatiness of pigs depend on the level of gastrointestinal parasites infection? Prev Vet Med 2011, 99: 234–239.10.1016/j.prevetmed.2011.01.00921334086]Search in Google Scholar
[12. Saraiva A., Abreu M.L.T.: Piglet birth weight, subsequent performance, carcass traits and pork quality: A meta-analytical study. Livest Sci 2018, 214:175–179.10.1016/j.livsci.2018.05.019]Search in Google Scholar
[13. Šamanc H, Sladojević Ž, Vujanac I, Prodanović R, Kirovski M, Dodovski P, Kirovski D.: Relationship between growth of nursing pigs and composition of sow colostrum and milk from anterior and posterior mammary glands, Acta Vet-Beograd 2013, 63:5–6.10.2298/AVB1306537S]Search in Google Scholar
[14. Kipper M., Andretta I., Gonzalez Monteiro S., Lovatto P.A., Lehnen C.R.: Meta-analysis of the effects of endoparasites on pig performance. Vet Parasitol 2011, 181:316–320.10.1016/j.vetpar.2011.04.02921570193]Search in Google Scholar
[15. Spoolder H.A.M., Waiblinger S.: Group housing of sows in early pregnancy: A review of success and risk factors. Livest Sci 2009, 125:1–14.10.1016/j.livsci.2009.03.009]Search in Google Scholar
[16. Turner A.I., Hemsworth P.H., Tilbrook A.J.: Susceptibility of reproduction in female pigs to impairment by stress or elevation of cortisol. Domest Anim Endocrin 2005, 29 (2):398–410.10.1016/j.domaniend.2005.02.03115998505]Search in Google Scholar
[17. Zajac A.M., Conboy G.A.: Veterinary Clinical Parasitology, New York; 2006.]Search in Google Scholar
[18. Kim S.W., Hurley W.L., Wu G., Ji F.: Ideal amino acid balance for sows during gestation and lactation. J Anim Sci 2009, 87:123–132.10.2527/jas.2008-145219098235]Search in Google Scholar
[19. Chantziaras I., Dewulf J., Van Limbergen T., Klinkenberg M., Palzer A., Pineiro C., Aarestrup Moustsen V., Niemi J., Kyriazakis I., Maes D.: Factors associated with specific health, welfare and reproductive performance indicators in pig herds from five EU countries. Prev Vet Med 2018, 159:106–114.10.1016/j.prevetmed.2018.09.00630314772]Search in Google Scholar
[20. Joachim A., Altreuther G., Bangoura B., Charles S., Daugschies A., Hinney B., Lindsay D.F., Mundt H.C., Ocak M., Sotiraki S.: W A A V P guideline for evaluating the efficacy of anticoccidials in mammals (pigs, dogs, cattle, sheep). Vet Parasitol 2018, 253:102–119.10.1016/j.vetpar.2018.02.02929604993]Search in Google Scholar
[21. Knecht D., Środoń S., Jankowska-Mąkosa A., Duziński K.: The influence of housing and feeding systems on selected fattening and slaughter parameters of finishing pigs with different genotypes. Animal Production Science 2018:1–9.10.1071/AN16390]Search in Google Scholar
[22. Lai M., Zhou R.Q., Huang H.C., Hu S.J.: Prevalence and risk factors associated with intestinal parasites in pigs in Chongqing. China, Res Vet Sci 2011, 91: 121–124.10.1016/j.rvsc.2011.01.02521349561]Search in Google Scholar
[23. Schubnell F., von Ah S., Graage R., Sydler T., Sidler X., Hadorn D., Basso W.: Occurrence, clinical involvement and zoonotic potential of endoparasites infecting Swiss pigs. Parasitol Int 2016, 65:618–624.10.1016/j.parint.2016.09.005710836727639842]Search in Google Scholar
[24. Solà-Oriol D., Gasa J.: Feeding strategies in pig production: Sows and their piglets. Anim Feed Sci Tech 2017, 233:34–52.10.1016/j.anifeedsci.2016.07.018]Search in Google Scholar
[25. Haugegaard J.: Prevalence of nematodes in Danish industrialized sow farms with loose housed sows in dynamic groups. Vet Parasitol 2010, 168:156–159.10.1016/j.vetpar.2009.10.00919897307]Search in Google Scholar
[26. Bartosik J., Rekiel A., Klockiewicz M., Górski P., Batorska M.: The effect of housing system on the incidence of intestinal parasite infestation in pigs. J Cent Eur Agric 2012, 13 (4):760–68.10.5513/JCEA01/13.4.1126]Search in Google Scholar
[27. Knecht D., Jankowska A., Zaleśny G.: The impact of gastrointestinal parasites infection on slaughter efficiency in pigs. Vet Parasitol 2012, 184 (2–4):291–297.10.1016/j.vetpar.2011.09.00621955735]Search in Google Scholar
[28. Morgan L., K lement E., Novak S., Eliahoo E., Younis A., Sutton G.A., Abu-Ahmad W., Raz T.: Effects of group housing on reproductive performance, lameness, injuries and saliva cortisol in gestating sows. Prev Vet Med 2018, 160:10–17.10.1016/j.prevetmed.2018.09.02630388991]Search in Google Scholar
[29. Dold C., Holland C.V.: Investigating the underlying mechanism of resistance to Ascaris infection. Microbes Infect 2011, 13 (7): 624-631.10.1016/j.micinf.2010.09.01320934532]Search in Google Scholar
[30. Idikaa I.K., Nwauzoije H.C., Uju C.N., Ugwuoke C., Ezeokonkwo R.C.: Efficacy of ivermectin against gastrointestinal nematodes of pig in Nsukka area of Enugu State, Nigeria. Vet Parasitol Reg Stud Reports 2017, 10: 39–42.10.1016/j.vprsr.2017.07.00631014596]Search in Google Scholar
[31. Johnson R.W.: Inhibition of growth by pro-inflammatory cytokines: an integrated view. J Anim Sci 1997, 75:1244–1255.10.2527/1997.7551244x9159271]Search in Google Scholar
[32. Kemp B., Soede N.M.: Reproductive issues in welfare-friendly housing systems inpig husbandry: a review. Reprod Domest Anim 2012, 47:51–57.10.1111/j.1439-0531.2012.02108.x22913560]Search in Google Scholar
[33. Engblom L., Lundeheim N., Strandberg E., Schneid er M.P., Dalin A.M., Andersson K.: Factors affecting length of productive life in Swedish commercial sows. J Anim Sci 2008, 86:432–441.10.2527/jas.2007-031017998436]Search in Google Scholar
[34. Langendijk P.: Early gestation feeding and management for optimal reproductive performance. In: The Gestating and Lactating Sows. Chantal Farmer Academic Publishers, Wageningen 2015:27–46.10.3920/978-90-8686-803-2_2]Search in Google Scholar