Sá Filho, O G Fixed-time artificial insemination with estradiol and progesterone for Bos indicus cows II: strategies and factors affecting fertility. [electronic resource] - Theriogenology Jul 2009 - 210-8 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1879-3231 Standard No.: 10.1016/j.theriogenology.2009.02.008 doi Subjects--Topical Terms: AnimalsBody CompositionBreedingCattle--physiologyChorionic Gonadotropin--administration & dosageEstradiol--administration & dosageFemaleFertilityFollicle Stimulating Hormone--administration & dosageHorsesInsemination, Artificial--methodsParityPostpartum PeriodPregnancyProgesterone--administration & dosageSeasonsSpecies SpecificityTime Factors