### Clue: It's for picking fruit et cetera, occasionally netted (8)
### Answer: PLECTRUM 
 ### Explanation: Definition: It's for picking 
 PLUM(a fruit) **containing**(… netted) **the 1st, 3rd, 5th, 7th letters of**(…, occasionally) "et cetera ".
Defn: … on the strings of a string instrument.