DMSO and sucrose combination as a cryoprotectant of Najawa carp (Cyprinus carpio L.) sperm cryopreservationLenggang Mamitu Krisdahasti, Ignatius Hardaningsih and Dini Wahyu Kartika SariE3S Web Conf., 147 (2020) 01014DOI: https://doi.org/10.1051/e3sconf/202014701014