Tooth harrow ZBS-18 is designed for cultivation of the topsoil, leveling the field surface, the destruction of soil crust, crumbling of clods, the destruction of combing and weak-rooted weeds in cereal crops and industrial crops, seeding and fertilizer.&the Harrowing of winter crops, pre-emergence harrowing spring cereals (wheat, barley, oats), pre-emergence harrowing corn, pre - and post-emergence harrowing, peas, soybeans. Particularly effective pre-emergence harrowing.

The effect after applying the teeth of the harrows

1. the moisture accumulated in autumn-winter through early-spring closing of moisture.
2. the effective way of controlling weeds in the phase of white thread. 
3. the loosening of the top soil and removing dead plants ' requirements for winter crops.
4. the destruction of soil crusts, which directly affects the harvest.
5. the air Circulation in the soil.
6. the heat adjusting  balance of the surface soil layer.
7. the regulation of water balance.
8. the strengthening the growth of plants.

treatment of the soil is at a depth of 3-8 cm gradacac after treatment have to 5cm