Hernandez is hitting .301 with eight home runs this season. His 41 RBIs are tied for the most in the California League and he ranks among the top 10 in OPS and slugging percentage. He has played 43 games, all in center field.
Third baseman Rio Ruiz, the Astros' No. 11 prospect, went 1-for-4 with a walk to extend his hitting streak to six games in the victory. Danry Vasquez, the club's No. 20 prospect, added two walks and a run.
Teddy Cahill is a reporter for MLB.com. Follow him on Twitter at @tedcahill. This story was not subject to the approval of Major League Baseball or its clubs.