Sowing

AHUMAN NECESSITIES A01Agriculture A01CPLANTING SOWING FERTILISING

A01C7/00Sowing

A01C7/002Dibble seeders A01C7/004using liquid seeding techniques A01C7/006Minimum till seeding A01C7/008Sod or grassland seeding A01C7/02Hand sowing implements A01C7/04Single-grain seeders with or without suction devices A01C7/042using pneumatic means A01C7/044Pneumatic seed wheels A01C7/046with perforated seeding discs A01C7/048Seed tape planters A01C7/06Seeders combined with fertilising apparatus A01C7/08Broadcast seeders Seeders depositing seeds in rows A01C7/081Seeders depositing seeds in rows using pneumatic means A01C7/082Ducts, distribution pipes or details thereof for pneumatic seeders A01C7/084Pneumatic distribution heads for seeders A01C7/085Broadcast seeders A01C7/087Tramlining A01C7/088Sectional seeding A01C7/10Devices for adjusting the seed-box Regulation of machines for depositing quantities at intervals A01C7/102Regulating or controlling the seed rate A01C7/105Seed sensors A01C7/107Calibration of the seed rate A01C7/12Seeders with feeding wheels A01C7/121for sowing seeds of different sizes A01C7/122using more than one feeding wheel; using double-run feeding wheels A01C7/123Housings for feed rollers or wheels A01C7/124with top delivery of the seeds A01C7/125with bottom delivery of the seeds A01C7/126Stubbed rollers or wheels A01C7/127Cell rollers, wheels, discs or belts A01C7/128Cell discs A01C7/14Seeders with spoon or bucket wheels A01C7/16Seeders with other distributing devices A01C7/163Gravity distributors A01C7/166Centrifugal distributors A01C7/18Machines for depositing quantities of seed at intervals A01C7/185Foot valves A01C7/20Parts of seeders for conducting and depositing seed A01C7/201Mounting of the seeding tools A01C7/203comprising depth regulation means A01C7/205comprising pressure regulation means A01C7/206Seed pipes A01C7/208Chassis; Coupling means to a tractor or the like; Lifting means; Side markers