Kljajic, Petar

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  • Kljajic, Petar (2)
Projects

Author's Bibliography

Assessment of Heavy Metal and Pesticide Levels in Soil and Plant Products from Agricultural Area of Belgrade, Serbia

Marković, Mirjana; Cupać, Svjetlana; Durovic, Rada; Milinovic, Jelena; Kljajic, Petar

(2010)

TY  - JOUR
AU  - Marković, Mirjana
AU  - Cupać, Svjetlana
AU  - Durovic, Rada
AU  - Milinovic, Jelena
AU  - Kljajic, Petar
PY  - 2010
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/3888
AB  - This study was aimed to assess the levels of selected heavy metals and pesticides in soil and plant products from an agricultural area of Belgrade, Serbia and to indicate possible sources and risks of contamination. Soil, vegetable, and fruit samples from the most important agricultural city areas were collected from July to November of 2006. Metal contents were determined by atomic absorption spectrometry, whereas pesticide residues were analyzed by gas chromatography-mass spectrometry after extraction performed using solid-phase microextraction technique. Soil characterization based on the determination of selected physical and chemical properties revealed heterogeneous soils belonging to different soil groups. The concentrations of lead, cadmium, copper, and zinc in soil samples do not exceed the limits established by national and international regulations. Residues of the herbicide atrazine were detected in three soil samples, with levels lower than the relevant limit. The presence of other herbicides, namely prometryn, chloridazon, acetochlor, flurochloridone, and napropamide, was registered in some soil samples as well. Among the insecticides investigated in the soil, fenitrothion and chlorpyrifos were the only ones detected. In most of the investigated vegetable samples from the Obrenovac area, Pb and Cd contents are higher in comparison with the maximum levels, indicating the emission of coal combustion products from local thermal power plants as a possible source of contamination. Residue levels of some herbicides and insecticides (metribuzin, trifluralin, pendimethalin, bifenthrin, chlorpyrifos, and cypermethrin) determined in tomato, pepper, potato, and onion samples from Slanci, Ova, and Obrenovac areas are even several times higher than the maximum residue levels. Inappropriate use of these plant protection products is considered to be the most probable reason of contamination. Because increased levels of heavy metals and pesticide residues found in plant products could pose a risk to consumers health, their continual monitoring before product distribution to city markets is indispensable.
T2  - Archives of Environmental Contamination and Toxicology
T1  - Assessment of Heavy Metal and Pesticide Levels in Soil and Plant Products from Agricultural Area of Belgrade, Serbia
VL  - 58
IS  - 2
SP  - 341
EP  - 351
DO  - 10.1007/s00244-009-9359-y
ER  - 
@article{
author = "Marković, Mirjana and Cupać, Svjetlana and Durovic, Rada and Milinovic, Jelena and Kljajic, Petar",
year = "2010",
abstract = "This study was aimed to assess the levels of selected heavy metals and pesticides in soil and plant products from an agricultural area of Belgrade, Serbia and to indicate possible sources and risks of contamination. Soil, vegetable, and fruit samples from the most important agricultural city areas were collected from July to November of 2006. Metal contents were determined by atomic absorption spectrometry, whereas pesticide residues were analyzed by gas chromatography-mass spectrometry after extraction performed using solid-phase microextraction technique. Soil characterization based on the determination of selected physical and chemical properties revealed heterogeneous soils belonging to different soil groups. The concentrations of lead, cadmium, copper, and zinc in soil samples do not exceed the limits established by national and international regulations. Residues of the herbicide atrazine were detected in three soil samples, with levels lower than the relevant limit. The presence of other herbicides, namely prometryn, chloridazon, acetochlor, flurochloridone, and napropamide, was registered in some soil samples as well. Among the insecticides investigated in the soil, fenitrothion and chlorpyrifos were the only ones detected. In most of the investigated vegetable samples from the Obrenovac area, Pb and Cd contents are higher in comparison with the maximum levels, indicating the emission of coal combustion products from local thermal power plants as a possible source of contamination. Residue levels of some herbicides and insecticides (metribuzin, trifluralin, pendimethalin, bifenthrin, chlorpyrifos, and cypermethrin) determined in tomato, pepper, potato, and onion samples from Slanci, Ova, and Obrenovac areas are even several times higher than the maximum residue levels. Inappropriate use of these plant protection products is considered to be the most probable reason of contamination. Because increased levels of heavy metals and pesticide residues found in plant products could pose a risk to consumers health, their continual monitoring before product distribution to city markets is indispensable.",
journal = "Archives of Environmental Contamination and Toxicology",
title = "Assessment of Heavy Metal and Pesticide Levels in Soil and Plant Products from Agricultural Area of Belgrade, Serbia",
volume = "58",
number = "2",
pages = "341-351",
doi = "10.1007/s00244-009-9359-y"
}
Marković, M., Cupać, S., Durovic, R., Milinovic, J.,& Kljajic, P.. (2010). Assessment of Heavy Metal and Pesticide Levels in Soil and Plant Products from Agricultural Area of Belgrade, Serbia. in Archives of Environmental Contamination and Toxicology, 58(2), 341-351.
https://doi.org/10.1007/s00244-009-9359-y
Marković M, Cupać S, Durovic R, Milinovic J, Kljajic P. Assessment of Heavy Metal and Pesticide Levels in Soil and Plant Products from Agricultural Area of Belgrade, Serbia. in Archives of Environmental Contamination and Toxicology. 2010;58(2):341-351.
doi:10.1007/s00244-009-9359-y .
Marković, Mirjana, Cupać, Svjetlana, Durovic, Rada, Milinovic, Jelena, Kljajic, Petar, "Assessment of Heavy Metal and Pesticide Levels in Soil and Plant Products from Agricultural Area of Belgrade, Serbia" in Archives of Environmental Contamination and Toxicology, 58, no. 2 (2010):341-351,
https://doi.org/10.1007/s00244-009-9359-y . .
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Laboratory assessment of insecticidal effectiveness of natural zeolite and diatomaceous earth formulations against three stored-product beetle pests

Kljajic, Petar; Andrić, Goran; Adamovic, Milan; Bodroza-Solarov, Marija; Marković, Mirjana; Peric, Ilija

(2010)

TY  - JOUR
AU  - Kljajic, Petar
AU  - Andrić, Goran
AU  - Adamovic, Milan
AU  - Bodroza-Solarov, Marija
AU  - Marković, Mirjana
AU  - Peric, Ilija
PY  - 2010
UR  - https://vinar.vin.bg.ac.rs/handle/123456789/3965
AB  - The insecticidal effectiveness of two natural zeolite formulations (Minazel plus and Minazel), applied to wheat at selected rates of 0.25, 0.50 and 0.75 g/kg, and a diatomaceous earth formulation (DE) (Protect-It (TM)), applied at the recommended rates of 0.15 g/kg for Sitophilus oryzae, 0.20 g/kg for Rhyzopertha dominica and 0.30 g/kg for Tribolium castaneum, were tested under laboratory conditions (24 +/- 1 degrees C temperature and 45 +/- 5% relative humidity). The highest adult mortality was observed after the longest exposure period of 21 days and 7 days of recovery, when all three zeolite dosage rates and the recommended DE dosage caused 97-100% mortality of S. oryzae and 94-100% of T. castaneum. On the other hand, 100% mortality was not achieved in any test variant involving R. dominica; the highest (about 92%) was detected for DE, while 52% and 79% mortality was achieved with the zeolites at the highest rate of 0.75 g/kg. Progeny reduction by GT 90% was achieved after 21 days of contact of all three beetle pests with DE-treated wheat, while the same level of reduction was achieved for S. oryzae and T. castaenum only after contact with the highest rate of the zeolite product, Minazel. Thus the two zeolite formulations are comparable to diatomaceous earth in controlling adult S. oryzae. R. dominica and T. castaneum, but only the Minazel formulation could effectively protect wheat from attack by S. oryzae or T. castaneum, and only with a higher rate of application than for the DE formulation. (C) 2009 Elsevier Ltd. All rights reserved.
T2  - Journal of Stored Products Research
T1  - Laboratory assessment of insecticidal effectiveness of natural zeolite and diatomaceous earth formulations against three stored-product beetle pests
VL  - 46
IS  - 1
SP  - 1
EP  - 6
DO  - 10.1016/j.jspr.2009.07.001
ER  - 
@article{
author = "Kljajic, Petar and Andrić, Goran and Adamovic, Milan and Bodroza-Solarov, Marija and Marković, Mirjana and Peric, Ilija",
year = "2010",
abstract = "The insecticidal effectiveness of two natural zeolite formulations (Minazel plus and Minazel), applied to wheat at selected rates of 0.25, 0.50 and 0.75 g/kg, and a diatomaceous earth formulation (DE) (Protect-It (TM)), applied at the recommended rates of 0.15 g/kg for Sitophilus oryzae, 0.20 g/kg for Rhyzopertha dominica and 0.30 g/kg for Tribolium castaneum, were tested under laboratory conditions (24 +/- 1 degrees C temperature and 45 +/- 5% relative humidity). The highest adult mortality was observed after the longest exposure period of 21 days and 7 days of recovery, when all three zeolite dosage rates and the recommended DE dosage caused 97-100% mortality of S. oryzae and 94-100% of T. castaneum. On the other hand, 100% mortality was not achieved in any test variant involving R. dominica; the highest (about 92%) was detected for DE, while 52% and 79% mortality was achieved with the zeolites at the highest rate of 0.75 g/kg. Progeny reduction by GT 90% was achieved after 21 days of contact of all three beetle pests with DE-treated wheat, while the same level of reduction was achieved for S. oryzae and T. castaenum only after contact with the highest rate of the zeolite product, Minazel. Thus the two zeolite formulations are comparable to diatomaceous earth in controlling adult S. oryzae. R. dominica and T. castaneum, but only the Minazel formulation could effectively protect wheat from attack by S. oryzae or T. castaneum, and only with a higher rate of application than for the DE formulation. (C) 2009 Elsevier Ltd. All rights reserved.",
journal = "Journal of Stored Products Research",
title = "Laboratory assessment of insecticidal effectiveness of natural zeolite and diatomaceous earth formulations against three stored-product beetle pests",
volume = "46",
number = "1",
pages = "1-6",
doi = "10.1016/j.jspr.2009.07.001"
}
Kljajic, P., Andrić, G., Adamovic, M., Bodroza-Solarov, M., Marković, M.,& Peric, I.. (2010). Laboratory assessment of insecticidal effectiveness of natural zeolite and diatomaceous earth formulations against three stored-product beetle pests. in Journal of Stored Products Research, 46(1), 1-6.
https://doi.org/10.1016/j.jspr.2009.07.001
Kljajic P, Andrić G, Adamovic M, Bodroza-Solarov M, Marković M, Peric I. Laboratory assessment of insecticidal effectiveness of natural zeolite and diatomaceous earth formulations against three stored-product beetle pests. in Journal of Stored Products Research. 2010;46(1):1-6.
doi:10.1016/j.jspr.2009.07.001 .
Kljajic, Petar, Andrić, Goran, Adamovic, Milan, Bodroza-Solarov, Marija, Marković, Mirjana, Peric, Ilija, "Laboratory assessment of insecticidal effectiveness of natural zeolite and diatomaceous earth formulations against three stored-product beetle pests" in Journal of Stored Products Research, 46, no. 1 (2010):1-6,
https://doi.org/10.1016/j.jspr.2009.07.001 . .
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