Studies were conducted on 377 farms of the acreage from 0.8 to 28 ha in the South-East macroregion of Poland. All investigated farms were equipped with the tractors. The level of tractors exploitation due to quantity and structure of services for neighbouring farms were estimated.
On the basis of investigations carried out in the form of inquiry on 377 individual farms the basic set of machines cooperating with a tractor was determined. The collected material was divided into 6 area groups. During the analysis of the equipment the horse drawn machines adopted to cooperate with tractors were excluded. It has been stated that the assortment of machines in the set increases together with the increase of the farm area.
On the basis of investigations carried out in the form of inquiry on 557 individual farms work of private mechanization service workshops was evaluated. Investigations were carried out in 4 communes of Bielsko, Tarnów, Cracow voivodships. Te following factors were taken into consideration during the evaluation: price, punctuality, quality of the service. It has been found out that the new form of the service is accepted by farmers.