| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: ridger-seeder has ridge formers fixed on the frame, drilling mechanisms, packing wheels and disk covering knifes. Packing wheels have an outside elastic shell. Drilling mechanisms are made in the shape of hollow drums and placed in the packing wheels. Plunger ejectors are placed in the drums. The plunger ejectors of seeds are joined with outside elastic shell. ^ EFFECT: optimal conditions of single seeding in open ground, their rational distribution and covering by light layer of soil are ensured. ^ 2 cl, 5 dwg |
