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*Corresponding author: Nirmal Kumar JI, P.G. Department of Environmental Science and Technology, Institute of Science and Technology for Advanced Studies and Research, Vallabh Vidyanagar-388 120, Gujarat, India. Tel/Fax: +91 02692 234955 E-mail: nirmalkumar@istar.edu.in Foundation Project: Supported by University Grant Commission (UGC-F No. 42415), New Delhi, India. The journal implements double-blind peer review practiced by specially invited international editorial board members.
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Barot et al. (2016) studied this question.
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