Zmiany struktury asortymentowej uprawianych w Polsce drzew i krzewów owocowych

The aim of the study was to examine the changes in acreage of fruit trees and shrubs in Poland and to verify that changes the size of the absolute crops acreage also were accompanied by changes in the participation in the structure of crops. The basis for analysis were statistical data of GUS on the area of cultivation of fruit trees and shrubs. The scope of the analysis includes two periods, beginning in the census years: 2002-2009 and 2010-2015. The changes were specified using the index and the coefficient of linear regression. There were also specified the significance of the differences between the average area of crops in the two periods. The analysis shows that the contribution of each species in the structure of fruit crops in Poland has not changed substantially over the analysis period. There are trends in reducing growing area of plum trees, sour cherries and gooseberries and the increase in acreage of blueberries, raspberries and hazelnuts, however, the share of these species and the changes are not enough to result in changes to the structure of the acreage of fruit crops in Poland