The passage you've provided is mostly grammatically correct, but there are a few areas that could be improved for clarity, coherence, and precision. Here’s a breakdown of key issues and a rephrasing of the content:
### Key Issues:
1. **Redundant Phrasing**: "We equally folded the nylon" can simply be stated as "We also folded the nylon."
2. **Clarity**: "the essence is to reduce the quantity of topsoil will take" is unclear. It seems to be