[THE CONTRIBUTION TO THE EXPERIMENTAL MOTIVATION OF THE GUARD BANDS OF SMALL WATER SOURCES FROM THE POINT OF VIEW OF HYGIENE OF SOIL].
D006920:Hygiene; D009042:Motivation; D012987:Soil; D012988:Soil Microbiology; D014867:Water; D014876:Water Pollution
D012987:Soil; D014867:Water
SOIL MICROBIOLOGY; WATER POLLUTION
PR'ISPEVOK K EXPERIMENT'ALNEMU ZD OVODNENIU OCHRANN'YCH P'ASIEM MAL'YCH ZDROJOV PITN'YCH V OD Z ASPEKTU HYGIENY P ODY.