Volume s1-20, Issue 2
  • ISSN: 0002-9637
  • E-ISSN: 1476-1645


A survey of in Brazil was carried out in May, June, July, and the first week in August, 1939, months representative of the climate of the country at the close of the wet, and well into the dry, seasons. We were enabled to obtain in a comparatively short time a great deal of first-hand information about in Brazil and its effect upon the population as we were supplied with full facilities for transportation and field laboratories.

I. DETAILED STUDY OF A FRONTIER Opportunity for a full study of the advance of a species of anopheles into new territory is not often offered to the investigator, and is a matter of much sanitary importance. We have therefore described in some detail the frontier shown on the map, representing a portion of the Jaguaribe River above and below Iguatú in Ceará.


Article metrics loading...

The graphs shown below represent data from March 2017
Loading full text...

Full text loading...

  • Received : 18 Oct 1939
This is a required field
Please enter a valid email address
Approval was a Success
Invalid data
An Error Occurred
Approval was partially successful, following selected items could not be processed due to error