The<unk>  was frequently performed by sperm banks when screening potential sperm donors. However, owing to the unreliability of these tests and the advancement of computer tests for the screening of sperm, tests by sperm banks using these methods largely fell out of favor during the 1990's.
Hamster zona-free ovum test
Sperm–cervical mucus contact test
Postcoital test
Vaginal wet mount
Egg hatch assay
Poppy seed test
Triple smear
Karyotype