My runs have changed from the slip and slide challenges of red clay to a great fine grey dirt from using fine pine/cedar/poplar shavings. The runs are well protected and are now a great self sustaining dirt.
My focus is on Silver Laced Wyandottes which is uncommon for my area. I do have some ISA Browns, one Cinnamon Queen (Jenny), one Golden Laced Wyandotte (Bumble Bee), and a well behaved (through training) Rhode Island Red Rooster named Harold that has his own private tractor. He has very, very...
Want to know a couple other great things? Hickory branches are excellent for roosting bars, because its more natural for chickens feet and poop doesn't stick.
I also use a fine grade hemp for my coop and nesting boxes. Very clean eggs result from this too.
I definitely have intense predator pressure too. Our runs don't need any additional shavings. We have a perfectly balanced eco system going now after changing from shavings to finer shavings and heavy saw dust combination we buy from the Amish. That's also due to having covered runs and sides...