Because we don't need any more welfare or food stamp leeches. Just because they're white doesn't mean they're going to magically learn about our Constitution and systems. White South Africans today aren't the same as a generation ago.
You've got more than 10 million illegals who have no such restrictions.
Yeah well...we share a border and hemisphere with 3rd-world nations so that's expected. SA is in a different continent.
Farmers everywhere are hard workers. It doesn't matter if they're farming in the US or farming in Africa. You think African farmers are lazy leeches? Are you racist? LOL