该机由河北省农机化研究所研制。适用于棉花施水播种。其特点是：适用于墒情不足的棉田，可一次完成施水、播种、覆膜、覆土等作业，达到旱地适时播种，省工、省力。保全苗：采用水、种分层施播，比无座水播种出苗率高21％。2BSF-2型棉花座水播种覆膜机 This machine is developed by Hebei Agricultural Mechanization Institute. Suitable for planting cotton water. Its characteristics are: apply to the lack of moisture in the cotton field, can be a complete watering, sowing, filming, casing and other operations to achieve timely sowing of dry land, labor-saving and labor-saving. Paul seedlings: the use of water, seed layering sowing, seeding than no seedling emergence rate of 21%. 2BSF-2-type cotton seeding machine covered by water