Across
Asian country's native polluted mouth of Mekong (7)
Refuse to acknowledge racket involving pork supplier (6)
It's hellish in South America and it can spread (7)
Bookmaker's last to go in to incite support for jockey (7)
Person from Middle East returns without a supporter (3)
The best team tops this move after about three miles (6,5)
Complicated duet followed by initially easy piece (5)
Withdraw with daughter into small urban area (5,4)
Old manuscript's section about church workers (9)
More mature foreign articles (5)
Formally support college girl's degree (6,5)
Stop cuckoo coming back (3)
About 50, sacked, put their feet up (7)
River where Zulus welcome a doctor with English iodine (7)
High-spirited filly, initially dangerous (6)
Cavities employed in ship (7)
Down
Close relative in base easily spotted (7)
Revised EU tax circular covering rights outside college (15)
Grandmother comes and goes (3)
Hundreds fill Middle Eastern area - here? (5)
Awfully stupid worker, one who argues (9)
Top teacher receives husband on time (5)
Merry Andrew blossomed, showing passion (4,11)
Organ observed entertaining platoon (6)
Scrounger, unreliable guy, turns up nursing cold (5)
Seedy chap ruined annual event in school (6,3)
University avoids coercion to get into line (5)
Finished rally having spent all the dough (6)
Scraps seminar after reorganisation (7)
Bond star’s back, hugging former partner (5)
Unknown European appears in posters for tools (5)
Crew's long hair cut (3)
Type letters or click words in the clue