Element of the sowing agricultural machine for carrying out a great precision and a perfect regularity of sowing. / p & & p & it is characterizes in that it includes a stirring device 37, cooperating with the input of a gangway of seeds 25 of the reservoir for create a turbulence, causing a remontee of the seeds, slightly to the - top of the application of the input 23 of the seeds in the reservoir, followed by a vertical drop of those - during which they are taken up by the perforations of the disk 3, which are arranged in line on a same radius of a row at the other are dropped in the lower part of the element under the action of the atmosphere in the offset bloodletting of depression of the value and a half times the interval separating two perforations consecutive of the disk. The input of the corridor 25 comprises an axial projection 28 of the same bur cooperating with a rounded bevel 29 forming lip located at the end of the partition 21 and with a boss 30 constructing a deformation of the outer wall of the corridor.
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