Plug semi-trailer otvalny PPO-7, Sumy region.

Intended for smooth plowing undergrains and technical crops to a depth of soil not clogged with stones with a specific resistance up to 0.09 MPa (0.9 kg/cm2), hardness up to 2.5 MPa (25 kg/cm2), humidity up to 15% at a depth of up to 45 cm. The height of stubble and grass up to 25 cm. Providing the so-called smooth plowing, without the formation of ridges and furrows.
Since this type ofploughs belongs to resource-saving technologies (economy of fuel, time), agricultural producers often give preference tonamely reversible plows as the most modern tillage tool.