| 摘要 |
<p>A disc planter (10) for applying fertilizers and seeds to soil, and incorporating previously applied chemicals therein, the disc planter (10) having a frame (12) with a longitudinal forward direction of travel, and a plurality of rotatable tools mounted in series to the frame, the plurality of rotatable tools including a fertilizer furrow opening disc (16), a seed furrow opening disc (18), a soil throw controlling wheel (20), a soil closing wheel (22) and a soil disturbing star wheel (24), wherein the fertilizer furrow opening disc (16), seed furrow opening disc (18), and soil disturbing star wheel (24) are alternately oppositely inclined to one another in the forward direction of travel, the fertilizer furrow opening disc (16), seed furrow opening disc (18), soil throw controlling wheel (20), soil closing wheel (22) and soil disturbing star wheel (24) are longitudinally spaced and alternately laterally offset from one another in the forward direction of travel, the soil throw controlling wheel (20) is closely adjacent to and rearwardly overlapping the seed furrow opening disc (18), and the soil closing wheel (22) is laterally aligned with the seed furrow opening disc (18) in the forward direction of travel.</p> |
