THE CHEMICAL-COMPOSITION OF SOME AQUATIC MACROPHYTE SPECIES AND IMPLICATIONS FOR THE METABOLISM OF A TROPICAL LACUSTRINE ECOSYSTEM - LOBO RESERVOIR, SAO-PAULO, BRAZIL

被引:8
作者
BARBIERI, R [1 ]
ESTEVES, FD [1 ]
机构
[1] UNIV FED RIO DE JANEIRO,INST BIOL,DEPT ECOL,LIMNOL LAB,BR-20941 RIO DE JANEIRO,BRAZIL
关键词
TROPICAL AQUATIC MACROPHYTES; CHEMICAL COMPOSITION TROPICAL RESERVOIR;
D O I
10.1007/BF00014999
中图分类号
Q17 [水生生物学];
学科分类号
071004 ;
摘要
The concentration of nutrients in Nymphoides indica (L.) O. Kuntze, Pontederia cordata L., Andropogon bicornis L. and Utricularia breviscapa Griseb was analyzed at monthly intervals from January 1980 through February 1981. The macrophytes strongly influenced the organic nitrogen and phosphorus concentration of the water, mainly in those months of intense plant decomposition after a dry period. The monthly changes in chemical composition of the macrophytes and in water are discussed.
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页码:133 / 140
页数:8
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