Povod, M., Shvachka, R., Mykhalko, O. and Yurieva, K. 2019. Productive qualities of sows and their posterity depending on the duration of the suspension period. Bulletin of Sumy National Agrarian University. The series: Livestock. 4(39) (Dec. 2019), 72-84. DOI:https://doi.org/10.32845/bsnau.lvst.2019.4.11.