This crossword No. 13169 clues and answers were published on Tue 24 Jul 2012 and the puzzle can be visited by following The Guardian Quick Crossword No. 13169 link.
All Across Clues and Answers:
1-across – Prepare land for cultivation by ploughing etc : TILL
3-across – Broadcasting : ONTHEAIR
8-across – Dazzling display — revelry : RIOT
9-across – Bird popular as a pet : PARAKEET
11-across – Insignificance : TRIVIALITY
14-across – All in one piece : INTACT
15-across – Best — selection : CHOICE
17-across – Doing something mischievous : UPTONOGOOD
20-across – Qualified for : ELIGIBLE
21-across – Part of the human leg : SHIN
22-across – So far : HITHERTO
23-across – Eye infection : STYE
All Down Clues and Answers:
1-down – Spin round and run off : TURNTAIL
2-down – Investigate : LOOKINTO
4-down – More or less : NEARLY
5-down – Romantic and good-looking male celebrity : HEARTTHROB
6-down – So be it! : AMEN
7-down – The Beatles’ lovely girl : RITA
10-down – Training designed to engender self-control : DISCIPLINE
12-down – Rebound off a surface : RICOCHET
13-down – Afternoon or early evening social event : TEADANCE
16-down – Collection of odds and ends for sale : JOBLOT
18-down – Become entangled — become engaged : MESH
19-down – Highland dress : KILT
This crossword has in total 24 where 12 are across and 12 are down.