Pasture hogs

[jk47]

I have read about feeding pigs on pasture from my feeds and feeding book but I have never seen any one feed anything but concentrates so those of you who pasture your pigs whst kind do you feed them and do you feed concentrates in addition to the roughages and how long are they on each section of pasture and can any age by on pasture and how well do they gain
Sorry for all the question I just want to know from people who uses this first hand