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Posts Tagged ‘delayed reproductive development’

Bull Development & Supplementation of First Calf Heifers

Supplementing first-calf heifers during lactation rather than feeding stud bulls post-weaning has been found to result in greater scrotal circumference, increased sperm motility and sexual maturity at an earlier age. Conducted by Dr Viv Perry from the Queensland Sperm Morphology Laboratory, and PhD student Matt Callaghan, the research is part of a quest to identify…

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