title: [Part and prospective routes to reproduction (author's transl)].
mesh_terms: D000818:Animals; D006801:Humans; D008297:Male; D010675:Pheromones; D012098:Reproduction; D012661:Semen / Q000032:analysis / Q000378:metabolism; D012662:Semen Preservation; D013094:Spermatozoa / Q000648:ultrastructure; D013737:Testis / Q000502:physiology
chemical_list: D010675:Pheromones
vernacular_title: Alte und neue Wege der Fortpflanzungslehre.