SOWING MONITORING ARRANGEMENT

A monitoring arrangement for sowing machines that include a row of coulters pivotally supported to introduce seeds into the soil when the machine is entrained by a tractor and the like; the arrangement comprising units for sensing flow of the seeds through each of said coulters; indicating units, installed on a part of the sowing machine where said coulters are supported, responsive to interruption of the seed flow, upon the effect of signals fed from said sensing units to said indicating units, there being one of the latter for a maximum of three of said sensing units; a common, central unit for indicating the interruption occurring in any of said coulters; and a common electric conduit that feeds signals from said indicating units to said central unit.