Cryptic Crossword

Across

1 A little rascal started in a vehement manner (9)

6 Start with the letters ending in omega (5)

9 Segregate one well behind schedule (7)

10 Give one a speedy welcome (3,2,2)

11 Bring some soldiers into line (5)

12 Old pots for one working on an extension (9)

13 Most of one's shares are in proportion (5)

14 Dan, say, is the very epitome of one in a distressed state (9)

17 Opened up at the very beginning (7,2)

19 Might compel payment to be precise (5)

21 Old parents, at the end, use an artificial language (9)

24 Growth in a large factory (5)

26 Model was transported, we're told, when caught out (7)

27 Offers to be gentle with top striker (7)

28 First son is involved in tax on goods, etc. He's a bit grotty 5)

29 Can get under, at the end, when training to improve one's performance (9)

Down

1 Was one laid up with an ancient epic poem? (5)

2 Have to defend port, etc (7)

3 Send across in a carriage, for instance (9)

4 Started, and finished, without being closely defined (4-5)

5 Tear off in second tour overseas (5)

6 Girl had a new place to stay in the south-west (5)

7 Might spice things up with a red pepper (7()

8 Deck out some sailors, on time, with decoration (9)

13 Was much admired with regard to a little boy ... (9)

15 ... and backed up maintenance for another little boy (9)

16 Something startling, especially in a morning drink (3-6)

18 Seems to emerge on Sunday (7)

20 Animal, at the end, turned up on a battlefield (7)

22 Come back with a response (5)

23 Draw attention to one with a gentle push (5)

25 Thanks for a small note about flavour (5)