Prevalence of duck circovirus infection of subclinical pekin ducks in South Korea.

As shown in Table 1 , the 32 PCR-positive DuCV samples were from five provinces, and 6.8%, 32.8% and 60% of the DuCV PCR-positive samples were found in 1-, 3- and ≥3-week-old Pekin ducks. Statistical analyses showed a highly significant difference in the number of PCR-positive ducks between 1 and 3 weeks of age ( P <0.05).

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