Comparative of citrus huanglongbing molecular detection approaches and monitoring of the orchards Detection of Citrus Yellow Shoot Pathogen in Shatianyou Pommelo by Electron Microscopy and PCR Method Comparison of detection sensitivity of different primer pairs for citrus huanglongbing pathogen The community structure of endophytic bacteria in different parts of huanglongbing-affected citrus plants Candidatus Liberibacter Species": Without Koch’s Postulates Completed,Can the Bacterium be Considered as the Causal Agent of Citrus Huanglongbing (Yellow Shoot Disease)?