Szymańska, Elżbieta - In: Problems of World Agriculture / Problemy Rolnictwa … 02 (2007) 17
The aim of the research was to estimate the changes in profitability of production of pigs for slaughter. The analysis included data from GUS (Central Statistical Office) and IERiGŻ (Institute of Agricultural Economics and Food Economy), as well as information from farms in Wielkopolska...