Delia PÂRŞAN


32-91 ASPECTE PRIVIND IMPACTUL ȊNGRĂŞĂMINTELOR CHIMICE ASUPRA SOLULUI

ASPECTS RELATING CHEMICAL FERTILIZERS
IMPACT ON SOIL
Chemical fertilizers are frequently used in agriculture for increasing agricultural outputs. Incorrect handling can cause soil pollution and damage to surface waters. The paper provides a series of chemical fertilizers examples used frequently in Romania. Furthermore the paper is showing an analysis on their impact on soil and water. A series of determinations were made for revealing their presence and their provenance. In this regard the paper is proposing to carry out a data base for revealing information about: identification, implementation and evaluation of risk assessment on soil caused by certain pollutants (heavy metals, nitrides).
Keywords: fertilizer, soil pollution, impact on the environment
Cuvinte cheie: îngrășăminte chimice, poluarea solului, impact asupra mediului

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30-59 STUDII ȘI CERCETĂRI PRIVIND PARTICULARITĂȚILE BIODIVERSITĂȚII DIN ZONA RÂULUI BÂRZAVA

STUDIES AND RESEARCH ON THE SPECIAL FEATURES
OF BIODIVERSITY IN THE AREA OF THE RIVER BARZAVA
This paper presents the main features of biodiversity in the area
Bârzava evil. In several field campaigns were studied both vegetation and
fauna. The result of this research revealed that extibde always cultivated areas,
which negatively affects biodiversity.
Keywords: biodiversity, fauna vegetation
Cuvinte cheie: biodiversitate, faună, vegetație

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