PNEUMATIC SEEDER WITH ON / OFF CONTROL OF SEPARATE ROW SECTIONS BASED ON DATA OF THE GLOBAL LOCATION SYSTEM OF DETERMINATION OF LOCATION (GPS)

摘要

1. A pneumatic seeder containing:! product tank with space inside; ! an airlock in communication with said space inside the product tank; ! many openers for the product; ! wherein the pneumatic distribution system includes an air source and a plurality of distribution pipelines, the air source being in communication with said space within the product tank, each distribution pipe being fluidly connected to at least one respective product opener; and! a plurality of venting devices, each of which comprises an inlet connected to said air source, wherein the first outlet is connected to at least one said distribution pipe, the second outlet is in communication with the air lock, and a splitter for selectively evacuating air and the entrained product from the inlet to one of said first outlet and said second outlet. ! 2. The pneumatic seeder of claim 1, wherein each diverter includes a substantially Y-shaped body and the splitter is a diverter plate that is selectively positioned to direct air and entrained product to one of said first outlet and second outlet. ! 3. The pneumatic seeder of claim 1, wherein the entrained product comprises seed and fertilizer product. ! 4. A pneumatic seeder according to claim 1, wherein the air lock is