Osotsi, J. M.; Balogh, P.; Novotni Dankó, G. Heat-No-Service: Reproductive Lifetime Performance of Gilts Inseminated on First Versus Second Observed Estrus in Commercial Piglet Producing Herds. Acta agrar. Debr. 2020, No. 1, 77-80. https://doi.org/10.34101/actaagrar/1/3731.