Effects of CO2 enrichment on mineral accumulation and nitrogen relations in a submersed macrophyte

absorption de substances nutritives aluminio aluminium aquatic weeds azote carbon dioxide carbon dioxide enrichment dioxyde de carbone ecologia vegetal fer hierro hydrocharitaceae iron lac lagos lakes mauvaise herbe aquatique metabolismo de minerales mineral metabolism nitrogen nutrient uptake ph plant ecology potasio potassium sediment sedimento stems tallo tige