What does it mean that corn with soybeans does not leak for ten years?

"Corn with soybeans will not leak for ten years" means that soybeans are accidentally planted in the corn field, which is very safe and secure. According to this planting method, you can't get it in nine years in ten years! Whether it is corn or soybean, there will be some gains.

This folk proverb means that intercropping corn and soybean will have many benefits. Even if the corn harvest fails, there will be economic benefits from soybeans, which will keep farmers busy for a season. It is a very scientific planting method and worth popularizing. Moreover, this planting method is a scientific planting method that has been tested by history and is very effective.