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Where can I get information about animal feeding operations and animal waste?

The most likely source, he said, is irrigation and processing water that has been contaminated by animal waste.

Constructed wetlands are sometimes used to facilitate treatment of animal wastes.

The student eventually developed a fuel cell that runs on animal waste.

Both are indicators of contamination with animal waste or human sewage.

The soil was made rich by wood chips, animal waste and dead plants.

His stables had not been cleaned in years and were thick with animal waste.

Then there is the question of animal waste to herbivores.

Composted animal waste, for example, is fine as fertilizer, he said.

These combine improved nutritional and health value with less animal waste.