Descriptors V
- v notch weirs
- useweirs
- vaccinationES
- useimmunization
- cat. E1vacuum filtrationESFR
- BT1filtration
- BT2physical treatment
- BT1sludge dewatering
- BT2sludge treatment
- rtpressure filtration
- cat. E2vacuum sewersESFR
- BT1sewers
- BT2sewerage
- BT3off-site disposal
- BT4disposal
- cat. E2vacuum toiletsESFR
- BT1latrines
- BT2excreta disposal systems
- cat. Evacuum trucksESFR
- BT1vehicles
- rtexcreta collection
- rttank trucks
- cat. JvalleysESFR
- BT1physiographic features
- rtriver basins
- valve towers
- usesubmerged intakes
- cat. AvalvesESFR
- NT1butterfly valves
- NT1float valves
- NT1flow-reducing valves
- NT1foot valves
- NT1gate valves
- NT1stop valves
- NT1taps
- NT2foot-operated taps
- NT2self-closing taps
- NT3push-button taps
- NT3spring-loaded taps
- NT2spray taps
- rtair escape
- rtflow control
- rtpipe fittings
- rtpiped distribution
- rtpipelines
- cat. GvandalismESFR
- ufdamage (wilful)
- ufintentional damage
- ufwilful misuse
- BT1behaviour
- BT2psychology
- BT3social sciences
- BT4science
- rtdamage
- rtmisuse of facilities
- cat. JvanuatuESFR
- ufnew hebrides
- BT1oceania
- rtnew caledonia
- rtpacific islands (uk)
- variable gap flowmeters
- useflow meters
- cat. FvariationESFR
- Changes in activity, BEHAVIOUR or composition in relation to time or season
- ufchanges (biological)
- ufdaily variations
- ufdiurnal variations
- ufhourly variations
- ufseasonal variations
- rtseasons
- cat. E2vault priviesESFR
- LATRINES with a waterproof pit from which EXCRETA are periodically removed by suction
- BT1latrines
- BT2excreta disposal systems
- NT1double vault composting latrines
- rtcomposting latrines
- rtexcreta collection
- cat. Fvector controlESFR
- ufcontrol of vectors
- BT1disease control
- NT1insect control
- NT1rodent control
- NT1snail control
- rtpest control
- rtsanitation
- rtvectors
- cat. Fvector-borne diseasesESFR
- DISEASES transmitted via INSECTS, snails or other vector organisms associated with WATER
- ufwater-related insect vector diseases
- BT1water-related diseases
- BT2diseases
- NT1dengue
- NT1encephalitic diseases
- NT1haemorrhagic diseases
- NT1helminthic infections
- NT2ancylostomiasis
- NT2ascariasis
- NT2clonorchiasis
- NT2cysticercosis
- NT2diphyllobothriasis
- NT2dracontiasis
- NT2enterobiasis
- NT2fascioliasis
- NT2fasciolopsiasis
- NT2filariasis
- NT3bancroftian filariasis
- NT3elephantiasis
- NT2gastrodiscoidiasis
- NT2heterophyiasis
- NT2hymenolepiasis
- NT2metagonimiasis
- NT2onchocerciasis
- NT2opisthorchiasis
- NT2paragonimiasis
- NT2schistosomiasis
- NT2strongyloidiasis
- NT2taeniasis
- NT2trichuriasis
- NT1malaria
- NT1rift valley fever
- NT1trypanosomiasis
- NT1west nile fever
- NT1yellow fever
- rtpathogens
- rtvectors
- cat. FvectorsESFR
- Organisms involved in the spread of disease by carrying the pathogen in or on them,
- BT1disease transmission
- NT1aquatic snails
- NT1arachnids
- NT2mites
- NT3sarcoptes scabei
- NT2ticks
- NT1arthropods
- NT2arachnids
- NT3mites
- NT4sarcoptes scabei
- NT3ticks
- NT2crustacea
- NT3copepods
- NT4cyclops
- NT3crabs
- NT3shrimps
- NT4brine shrimp
- NT2insects
- NT3bed bugs
- NT3cockroaches
- NT3diptera
- NT4glossina
- NT4mosquitoes
- NT5aedes
- NT5anopheles
- NT5culex
- NT4musca
- NT4simulium
- NT3fleas
- NT3lice
- NT1disease carriers
- NT1rodents
- NT2mice
- NT2rats
- rtaquatic hosts
- rtdisease carriers
- rthelminthic infections
- rtpests
- rtprotozoal infections
- rtvector control
- rtvector-borne diseases
- vegetable growing
- usecrop production
- vegetation
- useplant life
- cat. EvehiclesESFR
- NT1handcarts
- NT1refuse collection vehicles
- NT1tank trucks
- NT1vacuum trucks
- rtcartage
- rttransport
- vendors
- usewater vendors
- cat. JvenezuelaESFR
- BT1south america
- BT2america
- cat. E2ventilated improved pit latrinesESFR
- ufblair latrines
- BT1pit latrines
- BT2latrines
- BT3excreta disposal systems
- cat. E1ventilatorsESFR
- rtodour control
- venting
- usepressure relief
- cat. A1venturi devicesESFR
- ufparshall flumes
- BT1flow measurement
- rtflumes
- cat. A1vibrioESFR
- BT1vibrionaceae
- BT2bacteria
- BT3microorganisms
- NT1vibrio cholerae
- rtbacterial diarrhoeas
- cat. Fvibrio choleraeESFR
- BT1pathogenic bacteria
- BT2pathogens
- BT1vibrio
- BT2vibrionaceae
- BT3bacteria
- BT4microorganisms
- rtcholera
- rtdiarrhoeal diseases
- cat. FvibrionaceaeESFR
- BT1bacteria
- BT2microorganisms
- NT1vibrio
- NT2vibrio cholerae
- cat. IvideosESFR
- BT1instructional aids
- rtcommunication
- rtfilms
- cat. Jviet namESFR
- BT1south east asia
- BT2asia
- vietnamese double vault
- usedouble vault composting latrines
- village assemblies
- usecommunity meetings
- cat. Gvillage committeesESFR
- BT1organizations
- rtcommunity participation
- rtwater committees
- cat. Jvillage pondsESFR
- BT1ponds
- BT2physiographic features
- BT2surface waters
- BT3water resources
- BT4natural resources
- BT3water sources
- village technology
- useappropriate technology
- cat. GvillagesESFR
- In some countries (VILLAGES) designates administrative units consisting of (SCATTERED COMMUNITIES) or comprising more than one concentrated settlement. this usage should be avoided by the use of more appropriate descriptors.
- ufhamlets
- BT1rural communities
- BT2communities
- rtscattered communities
- rtsmall communities
- villagization
- usepopulation resettlement
- cat. Kvinyl chlorideESFR
- Used in manufacture of polyvinyl chloride (PVC)
- ufvinyl chloride monomer (vcm)
- BT1organic compounds
- rtcarcinogens
- rtindustrial wastes
- rtindustrial wastewater
- rtpollutants
- rtpolyvinylchloride
- rttoxic wastes
- vinyl chloride monomer (vcm)ESFR
- usevinyl chloride
- cat. Fviral diarrhoeasESFR
- BT1diarrhoeal diseases
- BT2enteric infections
- BT3gastrointestinal diseases
- BT4water-related diseases
- BT5diseases
- BT3infectious diseases
- BT4diseases
- BT2faecal-oral infections
- BT3faecal-disposal diseases
- BT4infectious diseases
- BT5diseases
- BT4water-related diseases
- BT5diseases
- BT1viroses
- BT1viruses
- BT2microorganisms
- BT2pathogens
- rtnorwalk agent
- rtrotaviruses
- cat. Fviral gastroenteritisESFR
- BT1gastroenteritis
- BT2gastrointestinal diseases
- BT3water-related diseases
- BT4diseases
- BT1viroses
- BT1viruses
- BT2microorganisms
- BT2pathogens
- viral hepatitis aESFR
- useinfectious hepatitis
- viral infectionsFR
- useviroses
- useviruses
- virgin islands (british)
- usebritish virgin islands
- cat. Jvirgin islands (usa)ESFR
- ufunited states virgin islands
- BT1caribbean
- BT2america
- rtusa
- cat. Bvirological qualityESFR
- ufquality (virological)
- BT1microbiological quality
- BT2biological quality
- BT3water quality
- rtviruses
- cat. FvirosesESFR
- ufviral infections
- NT1dengue
- NT1infectious hepatitis
- NT1poliomyelitis
- NT1viral diarrhoeas
- NT1viral gastroenteritis
- NT1yellow fever
- rtbacterial infections
- rtdiseases
- rtenteric infections
- rtmosquitoes
- rtviruses
- cat. FvirusesESFR
- ufviral infections
- BT1microorganisms
- BT1pathogens
- NT1adenoviruses
- NT1arboviruses
- NT1bacteriophages
- NT1calicivirus
- NT1coronavirus
- NT1dengue
- NT1infectious hepatitis
- NT1norwalk agent
- NT1picornaviridae
- NT2enteroviruses
- NT3coxsackieviruses
- NT3echoviruses
- NT3polioviruses
- NT2hepatitis a virus
- NT1poliomyelitis
- NT1reoviridae
- NT2reoviruses
- NT2rotaviruses
- NT1togavirus
- NT1viral diarrhoeas
- NT1viral gastroenteritis
- NT1yellow fever
- rtbacterial infections
- rtdiseases
- rtenteric infections
- rtmosquitoes
- rtvirological quality
- rtviroses
- cat. Ivocational guidanceESFR
- BT1training
- BT2communication
- volumeESFR
- usecapacity
- volume of water
- usewater quantity
- cat. Hvoluntary agenciesESFR
- ufdonor country voluntary agencies
- ufrecipient country voluntary agencies
- BT1non-governmental organizations
- BT2organizations
- rtnon-profit organizations
- voluntary workers
- usevolunteers
- cat. HvolunteersESFR
- PEOPLE working without remuneration
- ufvoluntary workers
- BT1manpower
- rtself-help labour
- cat. Kvonder rigsESFR
- BT1drilling rigs
- BT2equipment
- rtmanual drilling