Which soil cover of corn seeder works well?

Both kinds of corn seeders have good effects.

1. The corn seeder can realize automatic sowing and improve sowing efficiency and quality. The laminating machine needs to be manually pushed or driven by the operator, and the manual error is large.

2. The corn seeder is easy to operate, easy to learn and understand, and the covering machine needs to pay attention to parameters such as depth and angle every time it works, so the operation is cumbersome.