TUCSON, Arizona (Ticker) -- Randy Johnson continued to tune up for the regular season with seven strong innings as a split squad of Arizona Diamondbacks defeated the San Francisco Giants, 10-6, in a Cactus League game.

The defending two-time National League Cy Young Award winner, Johnson gave up three runs and seven hits, walking one and striking out eight to improve to 2-1 this spring.

Jay Bell belted a two-run homer and knocked in four runs and Greg Colbrunn also homered for Arizona, which pounded out 14 hits off five pitchers.

Giants starter Mark Gardner was torched for eight runs -- five earned -- and 10 hits in three innings.

Tony Zuniga knocked in two runs for the Giants.