TY JOUR TI FEATURES OF ECONOMIC SUBJECTS DEVELOPMENT IN THE RUSSIAN REGIONS (ON THE EXAMPLE OF THE REPUBLIC OF TATARSTAN AND PENZA REGION) KW Republic of Tatarstan KW Penza region KW All-Russian Agricultural Census KW resources KW agricultural organization KW peasant farming KW personal subsidiary plots JO Vestnik of Kazan State Agrarian University AU Gabdrahmanova, G.F. AU Sagdieva, E.A. PY 2019 IS 14 PB Kazan state agrarian University