Abstract
The objective of the present study was to evaluate the effect of the oregano essential oil and black wattle taniniferous extract in feeding feedlot lambs in the finishing on performance and meat quality, but also the evaluation of the in vitro methane production. Are used 36 lambs, uncastrated from crossing Dorper x Santa Inês x Texel, weaned at 90 days of age and initial weight of approx…