... . The precise seed drill is suitable for tilled field 2. It can drill corn, soybean, sorghum, cotton and oil sunflower 2BQ-4 ... Pneumatic Precise Seed Drill2BQ-4 Pneumatic Precise Seeder, is a ... distance of seed, it can precisely drill corn, soybean, sorghum, cotton and oil sunflower. Fertilizing, ditching, soil covering and press can be ...