[On the desoxyribonucleic acid content of the spermatozoa of bulls with different degrees of fertility].
D000818:Animals; D002417:Cattle; D004247:DNA / Q000737:chemistry*; D005298:Fertility; D008297:Male; D013094:Spermatozoa / Q000737:chemistry*
D004247:DNA
DESOXYRIBONUCLEIC ACID/chemistry; FERTILITY; SPERMATOZOA/chemistry