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631.452(478) (4) |
Știința solului. Pedologie. Cercetări pedologice (714) |
SM ISO690:2012 TOFAN, Elena. Determinarea sursei metalelor grele în solurile oraşului Chişinău. In: Agronomie şi agroecologie, 1 ianuarie 2018, Chişinău. Chişinău: Centrul editorial UASM, 2018, Vol.52(1), pp. 497-502. ISBN 978-. |
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Agronomie şi agroecologie Vol.52(1), 2018 |
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Simpozionul "„85 ani ai Facultăţii de Agronomie – realizări şi perspective”, dedicat aniversării a 85 de ani de la fondarea Universităţii Agrare de Stat din Moldova" Chişinău, Moldova, 1 ianuarie 2018 | ||||||
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CZU: 631.452(478) | ||||||
Pag. 497-502 | ||||||
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Principal component analysis and factor analysis revealed a positive correlation between clay and silt and also a negative correlation between sand-clay and sand-silt. Soil pH showed a significant correlation with CaCO3 and a negative correlation with humus and Fe. Interpretation of factor loadings obtained on the correlation between factors and variables revealed in the first factor important saturation with Fe, Mn, Co and Ni. The following factors showed a significant saturation the factor 2 for Pb, Zn and As and the factor 3 for pH and humus, the factors 4 and 5 showed an important saturation for Cr and Cu respectively. |
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Cuvinte-cheie source, Urban soils, pollution levels, anthropogenic contribution |
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