Cabbage has been said to decrease fertility in eggs and s* production in the roosters, but have anyone paid close attention to this to actually put the theory to the test?
What is certain is that cabbage has goitrogen. The suppose to reduce hormone production.
Have anyone noticed change in...
*Warning*
Even though cabbage is great, it contains a chemical that hiders hormone growth, thus, reduce fertility in eggs. I know this through Mr. David Rogers. He's very great with his birds diets he doesn't recommend feeding cabbage to your birds if they are producing and want fertile eggs...