SIMONA
GABRIELA ANDRIŞCA
ABSTRACT. The variation of nitrogen
characteristics indicators in the surface water from Barcau hydrographical basin
during the 1993-2009 period. The purpose
of this paper is to determine the variation of nitrogen forms characteristic
indicators, from surface water of the Barcau River, and their interacting with
the environment. The evolution of these parameters was analyzed for eight first
level monitoring sections (Boghis, Suplacu de Barcău downstr., Marghita downstr.,
Parhida, Kismarja, Pocsaj, Berettyóújfalu and Szeghalom), located on the main
course; it characterizes large sections of the river and the influence of a
different points of wastewater discharge, like anthropogenic influence factors.
String data used is homogeneous, obtained by the systematic observations,
between 1993-2009.
Keywords:ammonia,
nitrites, nitrates,
monitoring sections,
water contamination
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ARTICOLUL IN INTREGIME
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