Originally Posted by
celle
The page you quoted is pretty outdated.
I haven't been sprayed when entering Australia or NZ for at least 10 years, possibly longer. Can't speak for the other countries mentioned.
The link in Wally Bird's post didn't say that Australia and NZ sprayed planes with pax aboard, it said that those were among the countries that require the planes to be sprayed periodically with a residual pesticide.