scholarly journals The Subsequent Effects of Soil Pollution by Petroleum Products and Its Bioremediation on the Antioxidant Response and Content of Elements in Vicia faba Plants

Energies ◽  
2021 ◽  
Vol 14 (22) ◽  
pp. 7748
Author(s):  
Janina Gospodarek ◽  
Milena Rusin ◽  
Marta Kandziora-Ciupa ◽  
Aleksandra Nadgórska-Socha

Petroleum-derived substances (PDSs), which are one of the most significant sources of energy, have become key factors that affect soils and, consequently, plants. The aim of this study was to determine the subsequent effects of soil contamination by PDSs such as petrol (P), diesel fuel (DF) and used engine oil (EO), in addition to its bioremediation using a ZB-01 biopreparation, on the activities of antioxidising enzymes as well as on the content of antioxidants in the leaves of Vicia faba L. The effects on the growth of the plants and their chemical composition were also determined. The results showed that as many as five years after contamination, engine oil and diesel fuel adversely affected the growth of plants. PDSs caused a significant increase in the activity of peroxidase and an increase in the content of proline. The contamination of the soil with oils (EO and DF) resulted in a decrease in the content of nutrients (Ca, Mg and P) in the plants. DF also decreased the content of K and N while EO decreased the content of Fe. PDSs also increased the content of lead and cadmium, and some resulted in a decrease in the content of zinc, manganese and copper. The ZB-01 biopreparation generally had a beneficial effect on the growth of plants, and contributed to a lowering of the activities of the analysed antioxidative enzymes as well as the content of antioxidants in plants in the soil that had been contaminated with diesel fuel. Furthermore, it most often caused an increase in the nutrient levels in the leaves of plants. The effect of the ZB-01 biopreparation on the content of heavy metals varied and was dependent on the specific contaminant and metal that were analysed.

2005 ◽  
Vol 166 (1-4) ◽  
pp. 303-319 ◽  
Author(s):  
S. Garrido ◽  
G. Martin Del Campo ◽  
M. V. Esteller ◽  
R. Vaca ◽  
J. Lugo

Author(s):  
O. I. Akpokodje ◽  
H. Uguru

This study investigated the impact of petroleum products on the physiochemical properties, heavy metals and THC of soil samples; and their possible phytoremediation. Perforated plastic buckets were filled with 10 kg of sieved virgin topsoil. A mixture of 2 L of spent engine oil, 2 L of kerosene, 2 L of petrol and 2 L of diesel was gradually poured into each bucket and allowed to drain through the soil, once a day for five days, and there after left to stabilize for a period of 21 days. Fluted pumpkin (Telforia Occidentalis) and Okra (Abelmoschus esculentus, Cv. Kirikou) seeds were planted in buckets and closely monitored for 14 weeks. Soil analysis of the virgin topsoil, contaminated soil and remediated soil was done using standard methods. Tests results showed that the petroleum products significantly (p ≤0.05) altered the physicochemical properties, heavy metals and THC of the soil. From the results, the soil porosity decreased from 35% to 14%; specific gravity decreased from 2.34 to 1.35; the soil pH decreased from 7.05 to 5.34; the THC increased from 0,923 mg/kg to 964.35 mg/kg; copper level increased from 4.892 mg/kg to 7.729 mg/kg; the lead content increased from <0.0001 mg/kg to 1.128 mg/kg; while the iron content increased from 1251.2 mg/kg to 1587.9 mg/kg after the contamination. After the 14 weeks phytoremediation period, Telfairia occidentalis was able to degrade the THC in the soil from 964.35 mg/kg to 82.67 mg/kg; while Abelmoschus esculentus degraded the THC in the soil from 964.35 mg/kg to 104 mg/kg. Therefore, due to the harmful effects of the petroleum products on agricultural soils, laws banning their indiscriminate disposal of should be enforced.


1988 ◽  
Vol 53 (6) ◽  
pp. 1772-1774 ◽  
Author(s):  
JOHN A. ZEE ◽  
ARMAND BOUDREAU ◽  
MARGUERITE BOURGEOIS ◽  
RENEE BRETON

2020 ◽  
Vol 273 ◽  
pp. 109641
Author(s):  
Kada Souana ◽  
Khaled Taïbi ◽  
Leila Ait Abderrahim ◽  
Mokhtar Amirat ◽  
Mohamed Achir ◽  
...  

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