The influence of the technical infrastructure, and the internal infrastructure, which is narrow and refers to the buildings, means of transport, machinery and agricultural equipment, has a definite influence on the technical progress [Wo-jcicki, Michalek 2002; Machowski 1998]. Daelemans [1992] said that „good equipment in machines is not the best solution of the problem of the mechanization works, because the size of the farm is the important part of it". In 2004 in Poland, there were about 1,8 million agricultural farms with an area exceeding 1 hectare. The average farm size is increasing systematically and carries out at present 10,02 hectares [http://www.arimr.gov.p from the day 22.09.2009]. Agriculture in Poland is regionally differentiated in terms of level and intensity of agricultural produc-tion. Small farms about the surface 1-5 hectares are predominate. They represent above 50 percent of total farms number, but they occupy only about 20% arable land. The farms with surface above 10 hectares make up 20% total number of farms, but they cultivate above 60% surface of arable land. The largest fragmenta-tion of individual farms is noticed in the southern and south-eastern part of the Poland [Tabor 2001]. In the south, the average Polish farm has 3.3 hectares of ...
