Initial experiments in the use of DDT against mosquitoes in British Guiana.
D000818:Animals; D009033:Culicidae; D003634:DDT; D005018:Ethyl Chloride; D006172:Guyana
D005018:Ethyl Chloride; D003634:DDT
CHLOROPHENYL CHLOROETHANE (DDT); MOSQUITOES/eradiction