[INVESTIGATIONS OF THE WATER SUPPLY ON DAIRY FARMS].
D000383:Agriculture; D003612:Dairying; D005858:Germany; D005860:Germany, West; D006801:Humans; D014871:Water Microbiology; D014881:Water Supply
DAIRYING; GERMANY, WEST; WATER MICROBIOLOGY; WATER SUPPLY
UNTERSUCHUNGEN UEBER DIE WASSERVERSORGUNG DER MOLKEREIEN.