Ribeiro, BárbaraSousa, CarlaLopes, GracilianaPereira, David M.Taveira, MarcosDopico-García, SoniaPereira, J.A.Bento, AlbinoRodrigues, M.A.Valentão, PatríciaSeabra, Rosa M.Andrade, Paula B.2011-07-012011-07-012007Ribeiro, B.; Sousa, C.; Lopes, G.; Pereira, D.M.; Taveira, M.; Dopico-García, S.; Pereira, J.A.; Bento, A.; Rodrigues, M.A.; Valentão, P.; Seabra, R.M.; Andrade, P.B., 2007. Influence of different fertilization regimes on the amounts of organic acids of Brassica oleracea L. var. costata DC. 31st International Symposium on High Performance Liquid Phase Separations and Related Techniques. Ghent (Bélgica), de 17 a 21 de Junho de 2007. Livro de resumos: 744p.http://hdl.handle.net/10198/5559Tronchuda cabbage (Brassica oleracea l. var. costata DC) exhibits large floppy leaves, which are close together, round, smooth, and slightly notched at the margins. Its dark green external leaves are rather biller and lough and are usually prepared by boiling.engconference object