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Vurnary distrikt of Chuvash republic

Results of studies were submitted for following maps:

Underground water of tatar postponing

Boron Bromine Iron Iodine Sodium Lithium Radon-222 Uranium-238 Acerbity Model of flows of underground water 

Underground water

Calcium Sodium Manganese Barium Iron Acerbity Model of flows

Conditional designations

	A concentracion		The occupied item
	Chink and its number		Area of distribution of low concentration
	Well and its number		Area of distribution of average concentration
	Spring and its number		The area of distribution of concentration is higher
	River		Railroad
	Border of woods		Border of Vurnary distrikt
	Direction of movement of plasts waters		Areas of receipt of deep waters
	The tectonic infringements

About a biological role of microelements read here

E-mail: niigigep@nchk.ru