Аннотация
This article explores the role of Uzbekistan’s southern regions — Qashqadaryo and Surxondaryo — in the economic and demographic development during the period of 1970 to 1990, when Uzbekistan was part of the USSR. It examines their contribution to agriculture and industry, utilization of labor resources, natural population growth, migration patterns, and urbanization processes. The research is based on Soviet statistical records, demographic data, and modern analytical approaches