Wile soil plot number, Kharkiv region.

A soil density meter or penetrometer is a device that measures the density / resistance of the soil when ego is introduced into the soil.

The density meter is supplied complete with two tips: 1.27 cm in diameter for carrying out density measurements in hard soil and 1.91 cm in diameter for carrying out density measurements in soft soil. Convenient fastening of the tips on the body of the device ensures reliable safety of the tips during the storage period.

With the help of a soil density meter, you will find out whether there is a compaction problem and determine the depth of the plow sole.
(//tractor-service.com)
Thanks to the use of the Wild Soil density meter, you will be able to:

promote the development of the root system;
increase the efficiency of mineralfertilized;
ensure penetration of moisture into the deep layers of the soil and avoid stagnation of moisture in the surface layers;
reduce costs fortillage;
it will save your time and money.