Peranan berbagai candida sp. terhadap motilitas spermatozoa sapi tipe perah secara in vitro Sudarisman text Bogor IPB 1981 Ind Tesis (MS) IPB bibl.: p. 32-35 Tesis (MS) IPB bibl.: p. 32-35 DAIRY CATTLE CANADIDA SPERMATOZOA INVITRO CULTURE