LEADER | 00518nam a2200217 i 4500 | ||
---|---|---|---|
007 | ta | ||
040 | |a Universidad Nacional Agraria |b spa | ||
907 | |a C20 | ||
911 | |a AS | ||
900 | |a Francis Martínez | ||
978 | |a FMR | ||
979 | |a 31/01/2017 | ||
991 | |a FMR31117 | ||
035 | |a 061156 | ||
041 | |a spa | ||
092 | |a PP C20 P419 | ||
100 | 1 | |a Peña Cortes, Delio Gerardo | |
245 | 1 | 3 | |a EL extensionista agricola |
773 | 0 | # | |k Agricultura Tropical (Colombia) |g v. 15(4) p.248-249 |
500 | |a Ilus., ref. | ||
942 | |c BK |2 agris |