Most US farmers rely on tillage, which arguably[1] damages earthworm populations. I'm curious though because people noted in other threads that earthworms are

Most US farmers rely on tillage, which arguably[1] damages earthworm populations. I'm curious though because people noted in other threads that earthworms are basically an invasive species. If so, did Native Americans practice no-till, and if so how did that work w/out worms? [1] https://www.sciencedirect.com/science/article/abs/pii/S0167198700001732 https://www.sciencedirect.com/science/article/abs/pii/S01671...