You want to get her pregnant before marriage to know if she's fertile, so why not marry a single mother that already has proof?
Fertility Jokes
My neighbor has been mad at his wife for sunbathing nude. I personally am on the fence.
What do you call a dead black plantation worker? Fertilizer.
A woman went into her garden and danced in front of her vegetables.
The next morning, her corn didn’t grow, and the tomatoes didn’t blush or turn red, but the cucumbers grew four inches.
What if plants are farming us, giving us oxygen until we die, and turn into natural fertilizer which helps them?
Wanted: Sperm donors. Please come quickly!
How do you know if you have a high sperm count?
She chews before she swallows.
Why couldn’t the dwarf husband make his wife pregnant?
Because of his short cummings.
How can you tell if you have a high sperm count?
When your girlfriend has to chew before she swallows.