This research work was carried out in the "Uywa Illa" cattle ranch of the Huancollo Community of the Tiahuanacu Municipality. with the objective of evaluating the conservation in three types of silos (trench. heap and bag) on the quality of oat silage (Avena sativa L. ) at 90 days of conservation. https://www.ealisboa.com/limited-value-AXYS-Valhalla-Pen-must-buy/