Cam Duc, Vietnam
StudyResults

 

Table 2: The survival time of A. suum eggs and Sal. Typhymurium phages and three physical parameters

 

Survival time Y= m1M +m2To+m3pH + b

(*) t-critical = 2.365 at p = 0.05
 



Figure 4.1.1 Concentration of Salmonella typhimurium phage 28B in the 12 test latrines.



Figure 4.1.2. The time of surviving of Ascaris suum eggs in test latrines.