Earlier quoted context omitted.
who else would you blame it on? communist, centralised states are reknown for causing these kinds of problems - look at the ussr in the 1920s and 30s.
So the ideas of communism is what cause people to kill off sparrows or was it just bad information and bad/incomplete research on what role sparrows played
one nitwit, megalomaniac communist dictator decides to kill them all off across a vast country he rules by terror - stupid, and a disaster