Casas, E Evaluation of Dorset, Finnsheep, Romanov, Texel, and Montadale breeds of sheep: V. Reproduction of F1 ewes in spring mating seasons. [electronic resource] - Journal of animal science Dec 2005 - 2743-51 p. digital Publication Type: Journal Article ISSN: 1525-3163 Standard No.: 10.2527/2005.83122743x doi Subjects--Topical Terms: AgingAnimalsBreedingCrosses, GeneticFemalePregnancyPregnancy RatePregnancy, Animal--geneticsReproduction--geneticsSeasonsSheep--genetics