00801nab a2200253 a 4500 AR-ReUNN 20260702002603.0 260630s2011 ag |||||||||||||||||eng eng Vega, Abelardo J. de la 133515 Chapman, Scott C. 133516 Mega-environment differences affecting genetic progress for yield and relative value of component traits / Abelardo J. de la Vega ; Scott C. Chapman 2011 10 páginas Girasol 8407 Helianthus Annuus 62681 Genotipos 116958 Ambiente 13099 Mejoramiento Genetico 61943 Crop Science 0011-183X v. 50 n. 2 (2010) 222326 ART (AGROP)79296 224860 224860 224860 AR-ReUNN spa AR-ReUNN aacr2