title: Factors affecting reproduction in ewe lambs.
mesh_terms: D000367:Age Factors; D000818:Animals; D001724:Birth Weight; D001835:Body Weight; D005260:Female; D008297:Male; D011247:Pregnancy; D012098:Reproduction; D012621:Seasons; D012756:Sheep / Q000502:physiology*; D013223:Statistics as Topic