Host Memphis shut down the Tucson Padres for the second straight day in winning 4-2 Friday.
The Padres (59-55), two games behind first-place Las Vegas, were held to five hits a day after notching only six.
Chris Robinson went 2 for 4 for the Padres. He doubled and scored in the seventh to cut Memphis' lead to 3-2.
Cameron Maybin, on injury rehab, went 0 for 2 with a walk for Tucson.
Reliever Brandon Kloess (3-5) took the loss, allowing the go-ahead run to score in the fourth inning.
Highly ranked prospect Carlos Martinez (4-2) earned the win, allowing a run in five innings.
Tucson opens a four-game series at Nashville with a 4:35 p.m. contest today.
Includes material from a news release