Optimization of technological practices for rice cultivation under the conditions in Dagestan

On meadow-chestnut heavy clay soil of Dagestan plains, the advantage in row method of rice sowing by seed drill SZ-3.6, whose coulters are reequipped with limiters of seed depth covering—beads—has been discovered. Use of the coulters equipped with conical beads ensures stable in depth movement of drill and qualitative covering of seeds into a compact bed.