From the second half of the 19th century until the beginning of the World War I, there was significant economic advancement in all sectors of farm management in the territory of Galicia (Halychyna), which was under the control of the Austro-Hungarian Empire during that period of history. This paper focuses on the impact of popular scientific extension, one of the key criteria for communicating the latest economic management techniques at that time. This allowed the region, which was significantly behind the other regions within the Austro-Hungarian Empire during that period, to progress economically. There was a breakthrough in methods and approaches to farm management during the studied period. The processes of mechanization, novel tillage techniques and land reclamation were introduced. Agricultural processing industry started to develop intensively. A serious consideration has been given to selective breeding of animals, which had a positive impact on the livestock rearing development. All these aspects have led to a significant improvement in the industry’s performance.