Joao V L Lazarin

270. Performance of Early-Weaned Beef Calves Grazing Annual Ryegrass Under Different Concentrate Supplementation Strategies.

Abstract The objective of this study was to evaluate the effects of concentrate supplementation levels and delivery strategy on the growth performance of early-weaned beef calves grazing annual ryegrass (Lolium multiflorum). Three experiments were conducted at the UF/IFAS Range C...

Supplementation with Bacillus -based direct-fed microbials for developing beef heifers: impacts on fecal and vaginal microbiome, growth, and reproductive performance

Abstract This 2-year study evaluated the effects of Bacillus-based direct-fed microbial (DFM) supplementation on fecal and vaginal microbiomes, growth, and reproduction of beef heifers. On day 0 (30 days after weaning), Brangus crossbred beef heifers (n = 64 per year) were strati...