TY JOUR TI ANALYSIS OF INTER-INDUSTRY PROPORTIONS OF THE AGRO-FOOD COMPLEX IN RUSSIAN REGIONS UNFAVORABLE FOR AGRICULTURAL PRODUCTION KW regions unfavorable for agriculture KW food industry KW related industries KW proportions KW production JO INTERNATIONAL AGRICULTURAL JOURNAL AU Andryushchenko, S.. AU Trifonova, E.. PY 2018 IS 1 PB Electronic science