Meat, bones, fish, dairy products, grease, and oil: cause odors and attract rodents.
Pet droppings: contain disease.
Weeds with seeds and runners: grow when you spread your compost.
Diseased and insect-infested plants: spread if not well composted.
Shavings and sawdust from treated wood, and other materials containing strong preservatives or other toxins
Ashes: slow the composting process
Compost?
What is Compost?
Why Compost?
Best Ever Compost Recipe!!
Directions
How Does Composting Work?
Troubleshooting
What Can I Do with My Compost?
TNRCC Environmental Bulletin, Mulching and Compost
Louisiana Cooperative Extension Service, Backyard Composting Wastes to Resources