%0 Journal Article
%A Hager Jouili
%A Ezzedine El Ferjani
%T Changes in antioxidant and lignifying enzyme activities in sunflower roots (Helianthus annuus L.) stressed with copper excess
%J Comptes Rendus. Biologies
%D 2003
%P 639-644
%V 326
%N 7
%I Elsevier
%R 10.1016/S1631-0691(03)00157-4
%G en
%F CRBIOL_2003__326_7_639_0