Vegetable weeding technology Garford:

Robocrop - Integral in row weeder: seeing - recognizing - weeding!
A high density camera is overseeing the planting bed before the weeding process starts. It distinguishes between weed and plant.
The rotating sickel weeder removes the weed and preserves the plant. The system is resistent against disturbances and designed for coverage of large areas. 

Used for: salads, cabbage, celery, fennel and planted onions

The minimum distance should not exceed 19 cm

Garford In Row Weeder: