mapping of fluoride endemic area and assessment of f(-1) accumulation in soil and vegetation.the prevalence of fluorosis is mainly due to the consumption of more fluoride (f(-1)) through drinking water, vegetables, and crops. the objective of the study was mapping of f(-1) endemic area of newai tehsil, tonk district, rajasthan, india. for the present study, water, soil (0-45 cm), and vegetation samples were collected from 17 villages. fluoride concentration in water samples ranged from 0.3 to 9.8 mg/l. out of 17 villages studied, the amounts of f(-1) content of eight villages were found ...201322638723
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