This product line includes:
Ridge-Mulch-Seeders for crops such as beet, sweet corn, edamame, onion, and garlic
Ridge-Film Layers specifically engineered for sweet potatoes
Ridge-and-Tape Planters for radish-type root vegetables
Ridge forming, fertilizing, soil compacting, drip tape laying, plastic mulching, covering film edges with soil, film punching, spraying, and seeding. Which functions do you require? What are the desired ridge surface width and height, respectively?