This clown from FOX writes this "In the past, the Astros were kings of the Venezuelan Talent Market, ...The talent has dried up."
Part of it has been Drayton McLane's tightening of the purse strings and refusing to pay up for big money talent in the draft or abroad. But the other part is that the Astros didn't evolve They weren't able to adjust for the times and as a result, several other teams now dominate the Venezuelan market and the Domincan, areas where the Astros did relatively well.
LinkOrtiz wrote this
the Astros' farm system isn't ranked highly. Heck, it's usually ranked poorly, and that's a reflection of poor drafts plus Purpura's decision to get rid of the man who had established the Astros' Venezuelan Academy.
Here's a list of MLB players from Venezuela,
Link (I don't know if it's accurate) how many of these players
were not developed by the Astros and why are they no longer in the Astros system?