[EFFECT OF EXTERNAL FACTORS ON THE LONGEVITY AND VITALITY OF MIRACIDIA OF SCHISTOSOMA MANSONI].
D000818:Animals; D003080:Cold Temperature; D006863:Hydrogen-Ion Concentration; D008136:Longevity; D012106:Research; D012547:Schistosoma; D012550:Schistosoma mansoni; D012965:Sodium Chloride; D014867:Water
D014867:Water; D012965:Sodium Chloride
COLD; EXPERIMENTAL LAB STUDY; HYDROGEN-ION CONCENTRATION; SCHISTOSOMA; SODIUM CHLORIDE; WATER
INCIDENCE DES FACTEURS EXTERNES SUR LA LONG'EVIT'E ET LA VITALIT'E DES MIRACIDIUMS  DE SCHISTOSOMA MANSONI.