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Genetic variation among Apis cerana japonica isolates from Japan and Apis cerana isolates from the neighboring areas of Russia, South Korea, and Taiwan was determined from DNA sequences of the mitochondrial DNA non-coding region (between tRNA leu and COII). Three haplotypes were identified among 470 colonies samples at 47 Japanese sites. All isolates from the main Japanese Islands of Honshu, Shikoku,...
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