No 9608, Tuesday, 11 Aug 09, Neyartha

Note: Solutions to the five starred clues (which carry no direct definition) are all lakes.
ACROSS
 1 - Limit to what a student might hear from his geometry teacher (4,3,4) - DRAW THE LINE [CD]
 9 - A Pole replaces the Frenchman’s deer trap (5) - (-m+n)NOOSE
10 - Cooks cheer once in harmony (9) - COHERENCE*
11 - Avoid and turn away (5) - AVERT [DD]
12 - Cost in U.S. fixed to protect BSE divisions (11) - SU{BSE}CTIONS*
13 - *East German trucks into vodka cocktail without notice (6) - V{OST}OK(-ad)*
14 - Clinical department loses right to take part in accord (7) - {ENT}{ENTE(-r)}
18 - Dangerous mania surrounds bismuth in this country (7) - NAMI{BI}A*
20 - Show disapproval about overturned can of fish (6) - BO{NIT<-}O
24 - Beating that may upset a cardiologist (11) - NONRHYTHMIC [E]
26 - *Greek character (male) taken out by a knight (5) - O(-m+n)NEGA
27 - Speaker’s focus is on the characteristics of caricatures (9) - PORTRAITS [DD]
28 - Some men decided to conceal the fix (5) - EMEND [T]
29 - Water source for bulb vegetable (6,5) - SPRING ONION [CD]
DOWN
 1 - Critical device is malfunctioning (8) - DECISIVE*
 2 - *Dry organisation enlists the short sailor in South California (9) - {A{TH(-e)}{AB}A}{S}{CA}
 3 - Capone leaves ornamental doorplate in ruin (7) - TORPEDO(-al)*
 4 - Painter about to come back with partners on time (5) - {ER<-}{NS}{T}
 5 - Immobilised in the Arctic Sea? (8) - ICEBOUND [E]
 6 - The English reportedly crowd together (2,5) - EN MASSE (~mass)
 7 - Returned present, framed in village outskirts, is like a tapestry (5) - WO{V(-illag)E}N<- )
 8 - Attractive Romeo’s departure is inconsequential (5) - P(-r)ETTY
15 - Friendless Rimi virtually paralysed by Roman executives (9) - TRIUMVIRI(-ally)*
16 - Salesman sent up to follow a kind doctor’s American abductor (8) - KIDNA*{PER<-} ) US spellings will spoil my spelling
17 - Snake shoe (8) - MOCCASIN [DD]
19 - The two knights involved in the disastrous raids had guts (7) - I{NN}ARDS*
21 - *Absence of GSM worries agronomist (7) - ONTARIO(-gsm)*
22 - Ali? He may be a rebellious Chinese secret society member (5) - BOXER [DD]
23 - Take delight in George Trevelyan’s contribution (5) - REVEL [T]
25 - *Alternative retreat welcomed by Attila, say (5) - HU{RO<-}N