62 MARCH 2013 • WORLD AQUACULTURE • WWW.WAS.ORG FIGURE 3. Proportions of a population are vaccinated with a vaccine with 90 percent RPS. S is the subpopulation of susceptible individuals, I is the subpopulation of infectious individuals, D is the subpopulation of dead individuals. FIGURE 2. Proportions of a fish population are vaccinated with a vaccine of 70 percent RPS. S is the subpopulation of susceptible individuals, I is the subpopulation of infectious individuals, D is the subpopulation of dead individuals.
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