i 3 8 MALARIA 



Directly back of house with masonry first story, at 

 intersection of two ditches, and in between, much wet 

 area due to seepage, slow current in ditches, with 

 algae, both types mosquito larvae. Clean ditches, use 

 CuS0 4 (copper sulphate) to kill algae, and oil. Stop 

 seepage from ditches, and run drain down low spot if 

 outlet is available. 



September 29. In road in front of Moore's place, 

 puddles of water from excessive irrigation, many Culex 

 larvae, some Anopheles, also pupae. Drain ditch near 

 here in bad condition ; should be cleaned out to give 

 good flow. 



North of Spencer's place, 8, 26, Sub. No. 8, below 

 main lateral, cattle have cut down banks, which are 

 too low, causing considerable area of swamp, breeding 

 both types of mosquitoes. Hog wallow bad. Place 

 in unsanitary condition. In evening at hotel Culex 

 mosquitoes noticeable on porch, being probably blown 

 in by afternoon wind from river region. 



