He knew. No father actively tries to get the gay out unless he sees it. He saw his sons being fairies. It killed him

Joe Sr. tried to save them. He recognized his growing cock thirst could cause his children to catch the gay, so he did what any responsible father did and moved to the other side of the country. There he could play with all the Mexican dick he wanted while also protecting his kids from his bad influence. Then cokehead bar whore Roe decided her children were too much of a burden so she sent them to live with their homo father. Or maybe it was just pure spite. Like "oh joseph, you're going to abandon me in order to protect your sons? well fuck you, i'm going to make them fags by making you make them fags. how do you like them apples, you guinea fairy?"

And then he allowed a wetback farmhand to plough his son like an Iowa corn field.

The old fruit molested them