title: Feulgen-DNA plug and two-wavelength cytophotometry of bull spermatozoa.
mesh_terms: D000818:Animals; D002417:Cattle; D002467:Cell Nucleus / Q000032:analysis; D004247:DNA / Q000032:analysis*; D006651:Histocytochemistry; D008297:Male; D010783:Photometry; D013094:Spermatozoa / Q000032:analysis*
chemical_list: D004247:DNA