THE BELOWGROUND ORGANS OF THE MEDITERRANEAN SEAGRASS POSIDONIA-OCEANICA AS A BIOGEOCHEMICAL SINK

被引:91
作者
ROMERO, J
PEREZ, M
MATEO, MA
SALA, E
机构
[1] Departamento de Ecologia, Facultad de Biología, Universidad de Barcelona, 08028 Barcelona
关键词
D O I
10.1016/0304-3770(94)90044-2
中图分类号
Q94 [植物学];
学科分类号
071001 ;
摘要
Carbon, nitrogen and phosphorus accumulation in the belowground parts of the seagrass Posidonia oceanica (L.) Delile are presented. Including all the dead parts of the plant (roots, leaf bases, rhizomes and the organic matter in the sediment), values as high as 71 kg C m-2, 0.8 kg N m-2 and 0.03 kg P m-2 were found. Accumulation rates are estimated between 19-191 g C m-2 year-1, 0.2-2.3 g N m-2 year-1 and 0.009-0.09 g P m-2 year-1.
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页码:13 / 19
页数:7
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