Literaturrecherche

Literatur Jöchle W, Schilling E (1965) Improvement of conception rate and diagnosis of pregnancy in sows by an androgen-oestrogen-depot preparation. J Reprod Fertil 9(10):439-440

Literatur Jöchle W, Schilling E (1965) Experience with progestagens in farm animals. J Reprod Fertil 9(10):287-288