Universidad Nacional de Tucumán creator text ag 1953 1997 continuing a -Existencias: 1953 vol. 1, no. 1-3; 1956-1968 vol, 2-6. no. 1-2; 1970 vol. 7, no. 1-4; 1971 vol. 8, no. 3-4; 1972 vol. 9, no. 1-2; 1973 vol. 10, no. 1-4; 1974 vol. 11, no. 1-2; 1975 vol. 12, no. 3-4; 1976-1977 vol. 13-14, no.1-4; 1978 vol. 15, no. 1-15; 1979-1991 vol. 16-18, no.1-4; Volumen 19 AGOTADO; 1983-1997 vol. 20-29, no. 1-4- Agronomía AR-ReUNN 260630 20260702003635.0 247777 spa