The object of the article is to present the results of the analysis of the demand for information services provided by the Siberian Scientific Agricultural Library, the branch of the State Public Scientific and Technological Library of the Siberian Branch of the Russian Academy of Sciences (SibSAL– the branch of SPSTL SB RAS), for scientists of agricultural research institutions (SRI) in the context of continuing organizational and structural reorganization. The start point of reformation was initiated by the adoption of the Federal Law “On the Russian Academy of Sciences, Reorganization of State Academies of Sciences and Amendments to Certain Legislative Acts of the Russian Federation” (September 27, 2013), which introduced fundamental changes in the organizational system of the branch of domestic science. Because of the termination of the activities of the Agricultural Academy, the departmental subordination of agricultural research institutes was fundamentally modified by transferring them to the existing and established federal research scientific centers of the Russian Academy of Sciences and regional branch centers. The result of the study revealed the trends of increasing demand for SibSAL services, confirmed that, despite the process of departmental reassignment, a steadily functioning library and information environment is a unifying and driving factor in conducting scientific research, stimulating the development and search for new forms and methods of information support.