Author Details
Petyhov, N. I.
Issue | Section | Title | File |
Vol 48, No 2 (1967) | Articles | Some hygiene issues of rural water supply in relation to the level of nitrates in groundwater |
![]() (Rus) |
Issue | Section | Title | File |
Vol 48, No 2 (1967) | Articles | Some hygiene issues of rural water supply in relation to the level of nitrates in groundwater |
![]() (Rus) |