Cryptic crossword - The Scotsman 13/06/13

Thursday’s puzzle...

ACROSS

1 Was able to have an effect, having created conflict (4,1,10)

9 Was wise to tell a long tale about promises to pay (9)

10 Leaves top ground force in brief response (5)

11 Advice to diner in great Italian restaurant (3,2)

12 Could old maids rip up nets on board ship? (9)

13 Did good turn for prisoner in a forced labour camp (5)

15 Might Red China be in revolt over new embargo? (9)

17 Again inclined to pay up when in the red (9)

19 Go over things yet again to get first crop in harvest (5)

21 Made to stop trading near Irish county (5,4)