1.Bai X, Jiang Y, Miao H, Xue S, Chen Z, Zhou J. Intensive vegetable production results in high nitrate accumulation in deep soil profiles in China. Environmental Pollution. 2021; 287(1): 117598.
2.Mubashir M, Malik S, Khan A, Ansari T, Wright S, Brown M, Islam K.R. Growth, yield and nitrate accumulation of irrigated carrot and okra in response to nitrogen fertilization. Pakistan Journal of Botany. 2010; 42(4): 2513-2521.
3.Jokinen K, Salovaara A.K, Wasonga D.O, Edelmann M, Simpura I, Mäkelä P.S.A. Root-applied glycinebetaine decreases nitrate accumulation and improves quality in hydroponically grown lettuce. Food Chemistry. 2022; 366(6): 130558.
4.Bian Z, Wang Y, Zhang X, Li T, Grundy S, Yang Q, Cheng R.A. Review of Environment Effects on Nitrate Accumulation in Leafy Vegetables Grown in Controlled Environments. Foods. 2020; 9(6): 1-22.
5.Afonne O.J, Ifediba E.C. Heavy metals risks in plant foods– need to step up precautionary measures. Current Opinion in Toxicology. 2020; 22(1): 1-6.
6.Sandeep, G., Vijayalatha, K. R., & Anitha, T. (2019). Heavy metals and its impact in vegetable crops. International Journal of Chemical Studies.2019; 7(1), 1612-1621.
7.Kiran, Bharti R, Sharma R. Effect of heavy metals: An overview. Materials Today: Proceedings. 2022; 51(1): 880-885.
8.Awad M, El-Desoky M.A, Ghallab A, Kubes J, Abdel-Mawly S.E, Danish S, Ratnasekera D, Sohidul Islam M, Skalicky M, Brestic M, Baazeem A, Alotaibi S.S, Javed T, Shabbir R, Fahad S, Habib ur Rahman M, EL Sabagh A. Ornamental Plant Efficiency for Heavy Metals Phytoextraction from Contaminated Soils Amended with Organic Materials. Molecules. 2021; 26(11): 1-14.
9.Shen Z, Chen Y, Xu D, Li L, Zhu Y. Interactions between heavy metals and other mineral elements from soil to medicinal plant Fengdan (Paeonia ostii) in a copper mining area, China. Environmental Science and Pollution Research. 2020; 27(27): 33743–33752.
10.Dinu C, Vasile G.G, Buleandra M, Popa D.E, Gheorghe S, Ungureanu E.M. Translocation and accumulation of heavy metals in Ocimum basilicum L. plants grown in a mining-contaminated soil. Journal of Soils and Sediments. 2020; 20(51): 2141–2154.
11.Nawaz H, Anwar-ul-Haq, M, Akhtar J, Arfan M. Cadmium, chromium, nickel and nitrate accumulation in wheat (Triticum aestivum L.) using wastewater irrigation and health risks assessment. Ecotoxicology and Environmental Safety. 2021; 208(1): 111685.
12.Wei B, Yu J, Cao Z, Meng M, Yang L, Chen Q. The Availability and Accumulation of Heavy Metals in Greenhouse Soils Associated with Intensive Fertilizer Application. International Journal of Environmental Research and Public Health. 2020; 17(15): 1-13.
13.Dinu C, Gheorghe S, Tenea A.G, Stoica C, Vasile G.G, Popescu R.L, Serban E.A, Pascu L.F. Toxic Metals (As, Cd, Ni, Pb) Impact in the Most Common Medicinal Plant (Mentha piperita). International Journal of Environmental Research and Public Health. 2021; 18(8): 1-21.
14.Pusz A, Wiśniewska M, Rogalski D. Assessment of the Accumulation Ability of Festuca rubra L. and Alyssum saxatile L. Tested on Soils Contaminated with Zn, Cd, Ni, Pb, Cr, and Cu. Resources. 2021; 10(5): 1-18.
15.Kormoker, T., Proshad, R., Islam, M S., Tusher, T. R., Uddin, M., Khadka, S., Chandra, K., & Sayeed, A. Presence of toxic metals in rice with human health hazards in Tangail district of Bangladesh. International Journal of Environmental Health Research. 2022; 32(1), 40-60.
16.Taiwo, A. M., Adekola, M. B., Olatunde, K. A., Abdullahi, K. L., Ogunkoya, P. K., Lawal, E. R., Adenekan, A., Avan, O. J., Jimoh, A. O., & Oladimeji, G. Human health risk assessment of essential and non-essential metals in vegetables (Jute Mallow, Onions, Celosia, Spinach and Tomatoes) from Ogun, Lagos and Oyo states, southwestern Nigeria. international Journal of Plant Research.2021; 34(2), 1-14.
17.Seilsepour M. Study of heavy metal pollutant concentration in soil and edible leafy vegetables and risk assessment of its consumption with hazard quotient index. Horticultural Plants Nutrition. 2021; 3(2): 144-158. (Persian)
18.Behnamipour, S., Ghafuri, Y., Yari, A. R., Ebrahimi, A., & Arast, Y. Monitoring and Assessing Health Risk of Exposure to Nitrate Residues in Agricultural Products; Case Study in Qom Province, Iran. Journal of Chemical Health Risks. 2022; 12(3), 465-471.
19.Bukar P.H, Onoja M.A. Assessment of metal pollutants in lettuce (lactuca Sativa) cultivated via irrigation in Maiduguri, Nigeria. International Research Journal of Public and Environmental Health. 2020; 7(3): 59-70.
20.Muneerappa S.A. Review on Okra as an Antidiabetic, Antioxidant and an Excellent Energy Source. How to cite this article: Suraksha M. A Review on Okra as an Antidiabetic, Antioxidant and an Excellent Energy Source. Organic and Medicinal Chemistry International Journal. 2018; 6(1): 1-5.
21.Cataldo D.A, Maroon M, Schrader L.E, Youngs V.L. Rapid colorimetric determination of nitrate in plant tissue by nitration of salicylic acid. Communications in Soil Science and Plant Analysis. 1975; 6(1): 71-80.
22.Cao H, Chen J, Zhang J, Zhang H, Qiao L, Men Y. Heavy metals in rice and garden vegetables and their potential health risks to inhabitants in the vicinity of an industrial zone in Jiangsu, China. Journal of Environmental Sciences. 2010; 22(11): 1792-1799.
23.Cheraghi M, Lorestani B, Merrikhpour H, Rouniasi N. Heavy metal risk assessment for potatoes grown in overused phosphate-fertilized soils. Environmental Monitoring and Assessment. 2013; 185(2): 1825-1831.
24.Bo S, Mei L, Chen T, Zheng Y, Xie Y, Li X, Gao D. Assessing the health risk of heavy metals in vegetables to the general population in Beijing, China. Journal of Environmental Sciences. 2009; 21(12): 1702–1709.
25.Yap C.K, Yaacob A, Wong K.W, Nulit R, Nallapan M, Ibrahim M.H, Leow C.S, Peng S.H.T. Human health risks of heavy metals in okra (Abelmochus esculentus) and lettuce (Lactuta sativa) collected from selected farms in Peninsular Malaysia. Food Science & Nutrition. 2019; 4(3): 1-6.
26.Cheraghi M, Sohrabi M, Shayesteh K. 'Determination of copper and cadmium concentration in greenhouse tomatoes produced in Hamadan province during 2012'. Journal of Food Hygiene. 2014; 3(12): 31-40. (Persian)
27.Souri M.K, Hatamian M, Tesfamariam T. Plant growth stage influences heavy metal accumulation in leafy vegetables of garden cress and sweet basil. Chemical and Biological Technologies in Agriculture. 2019; 6(1): 1-7.
28.Li J, Leng Zh, Wu Y, Du Y, Dai Zh, Biswas A, Zheng X, Li G, Mahmoud EK, Jia H, Du D. Interactions between invasive plants and heavy metal stresses: a review. Journal of Plant Ecology. 2022; 15(3): 429–436.
29.Nazemi S, Khosravi A. Study of heavy metals in soil, water and vegetable. Journal Knowledge and Health. 2011; 5(4): 27–31. (Persian)
30.Amini M, Afyuni M, Khademi H, Abbaspour K.C, Schulin R. Mapping risk of cadmium and lead contamination to human health in soils of Central Iran. Science of The Total Environment. 2005; 347(1-3): 64–77.
31.Ilic Z.S, Kapoulas N, Sunic L, Bekovic D, Mirecki N. Heavy metals and nitrate content in tomato fruit grown in organic and conventional production systems. Polish Journal of Environmental Studies. 2014; 23(6): 2027-2032.
32.Bystricka J, Arvay J, Musilova J, Vollmannova A, Toth T, Lenkova M. The investigation of sensitivity of different types of onion to heavy metal intake from contaminated soil. International Journal of Environmental Research. 2016; 10(3): 427–440.
33.Kučová L, Kopta T, Sękara A, Pokluda R. Controlling Nitrate and Heavy Metals Content in Leeks (Allium porrum L.) Using Arbuscular Mycorrhizal Fungi Inoculation. Polish Journal of Environmental Studies. 2018; 27(1): 137-143.
34.Shokri S, Abdoli N, Sadighara P, Mahvi A.H, Esrafili A, Gholami M, Jannat B, Yousefi M. Risk assessment of heavy metals consumption through onion on human health in Iran. Food Chemistry. 2022; 14(12): 1-6.
35.Sibuar A.A, Zulkafflee N.S, Selamat J, Ismail M.R, Lee S.Y, Abdull Razis A.F. Quantitative Analysis and Human Health Risk Assessment of Heavy Metals in Paddy Plants Collected from Perak, Malaysia. International Journal of Environmental Research and Public Health. 2022; 19(2): 731.
36.Mahmood A, Malik R.N. Human health risk assessment of heavy metals via consumption of contaminated vegetables collected from different irrigation sources in Lahore, Pakistan. Arabian Journal of Chemistry. 2014; 7(1): 91-99.
37.Sohrabi M, Beigmohammadi Z, Cheraghi M, Majidifar S, Jahangard A. Health Risks of Heavy Metals for Population via Consumption of Greenhouse Vegetables in Hamadan, Iran. Archives of Hygiene Sciences. 2015; 4(4): 165-171.
38.Balkhair K.S, Ashraf M.A. Field accumulation risks of heavy metals in soil and vegetable crop irrigated with sewage water in western region of Saudi Arabia. Saudi Journal of Biological Sciences. 2016; 23(1): 32–44.
39.Zohrehvand F Takdastan A. Jaafarzadeh N, Ramezani Z, Ahmadi Angali K, Gharibi H, Nazarzadeh A. Assessment of Lead Contamination in Vegetables, Irrigation Water and Soil in Farmlands Irrigated by Surface Water in Ahvaz. Journal of Mazandaran University of Medical Sciences. 2014; 24(118): 225-230. (Persian)
40.Guadie A, Yesigat A, Gatew Sh, Worku A, Liu W, Fidelis Odedishemi Ajibade, Aijie Wang, Evaluating the health risks of heavy metals from vegetables grown on soil irrigated with untreated and treated wastewater in Arba Minch, Ethiopia. Science of The Total Environment. 2021; 761(1): 1-36.
41.Oaghia MA, Cadar O, Moisa C, Roman C, Kovacs E. Heavy metals and health risk assessment in vegetables grown in the vicinity of a former non-metallic facility located in Romania. Environmental Science and Pollution Research. 2022; 29(26): 1-15.
42.Czech A, Pawlik M, Rusinek E. Contents of Heavy Metals, Nitrates, and Nitrites in Cabbage. Polish Journal of Environmental Studies. 2012; 21(2): 321-329.
43.Kappel N, Boros I.F, Ravelombola F.S, Sipos L. EC Sensitivity of Hydroponically-Grown Lettuce (Lactuca sativa L.) Types in Terms of Nitrate Accumulation. Agriculture. 2021; 11(4): 1-12.
44.Majkowska-Gadomska J, Arcichowska K, Wierzbicka B. Nitrate content of the edible parts of vegetables and spice plants. Acta Scientiarum Polonorum, Hortorum Cultus. 2009; 8(3): 2009, 25-35.
45.Majkowska-Gadomska J, Dobrowolski A, Mikulewicz E, Francke A. Concentrations of Heavy Metals and Nitrates in Eggplant Grown with a Biostimulator. Polish Journal of Environmental Studies. 2016; 25(4); 1787-1790.
46.Nezami S, Fatemi A. Human Health Risk Assessment of Exposure to Nitrate from Vegetables Distributed in Kermanshah. Iranian Journal of Research in Environmental Health. 2021; 7(2): 164-174. (Persian)
)