Across
Cut down on the jumping; it's going on and on! (9)
Gather undoctored author lacks English (4)
Story of western state with arable land (8)
Chain reaction starts melting lead protection rocker? (6)
I haven't cracked this one yet — but Fifteensquared have:
A charade of C R (‘ C hain R eaction’) plus ADLE, an anagram (‘melting’) of ‘lead’.
Well prepared for means of restraining corporation (6)
One sister needs to go steady with flood (8)
I haven't cracked this one yet — but Fifteensquared have:
A charade of I (‘one’, pronoun or Roman numeral) plus NUN (‘sister’) plus DATE (‘go steady’).
Tip: on board ship, they help one look down on others (6)
Annoying press broadcast on moorland plant (8)
Dozens abroad show disgust (5,3)
Within litter, hearts beat (6)
Recover from unfinished excursion nursed by old official (8)
See 4
Emblem of South Africa: river within a river with drink (6)
Place for those who are no longer represented by mayor — true? Not quite (8)
I haven't cracked this one yet — but Fifteensquared have:
An anagram (‘re-presented’) of ‘mayor tru[e]’ minus the last letter (‘not quite’).
Animals vocalised on the way back (4)
Low-cost airline once involving Moss — surprisingly, it's unprofitable (9)
Down
Do live on a wreck! (5)
Playing iTunes on large device (7)
Dutch city was the first to get up a newspaper (5)
22a
Fantastic island life — yes, one would be dead blessed here! (7,6)
Uncle's cut off a cactus? (9)
Malicious gossip when Charlie appears in casual wear (7)
I haven't cracked this one yet — but Fifteensquared have:
An envelope (‘appears in’) of C (‘Charlie’, radio code) in SANDAL (‘casual wear’).
Shock problem arising from acrobatic manoeuvre over object (5,4)
Golf club about to be engulfed by the press (5,4)
I haven't cracked this one yet — but Fifteensquared have:
An envelope (‘to be engulfed by’) of RE (‘about’) in ‘the’ plus IRON (‘press’).
Obstruct a film director with everything (9)
I haven't cracked this one yet — but Fifteensquared have:
A charade of STONE (Oliver, ‘film director’ of many films, including Platoon ) plus W (‘with’) plus ALL (‘everything’).
Cloud's position hiding rook (7)
In fact, her most insulated soup holder? (7)
Woodland dweller's bank, said to have not much money (7)
Public meeting wanting tramp beheaded (5)
Old city captured by the Germanic artist (5)
Type letters or click words in the clue