| a comparison of haemagglutination, haemagglutination inhibition and pcr for the detection of psittacine beak and feather disease virus infection and a comparison of isolates obtained from loriids. | psittacine beak and feather disease (pbfd) is recognized as a threat for endangered psittacine birds in australia, new zealand and south africa. several diagnostic methods for the detection of beak and feather disease virus (bfdv) infection have been developed but there are few studies comparing the relative merits or sensitivity and specificity of each diagnostic test. in this report, the results of pcr, haemagglutination (ha) and haemagglutination inhibition (hi) testing of diagnostic samples ... | 2005 | 16227226 |