摘要：For sowing seeds of agricultural crops, the industry produces seeding devices of various modifications, these include seeding devices of pneumatic seeders, operating both on excess air pressure and on vacuum. The design we have developed belongs to the second group. The purpose of current work is to create a pneumatic sowing device operating in a vacuum, capable of sowing seeds of row crops and forage crops in a combined and nesting way in compliance with established seeding patterns and rates.
