| calculation of diagnostic parameters of advanced serological and molecular tissue-print methods for detection of citrus tristeza virus: a model for other plant pathogens. | citrus tristeza virus (ctv) is one of the most important virus diseases that affect citrus. control of ctv is achieved by grafting selected virus-free citrus scions onto ctv-tolerant or -resistant rootstocks. quarantine and certification programs are essential for avoiding the entry and propagation of severe strains of ctv. citrus nurseries in spain and central california (united states) maintain zero-tolerance policies for ctv that require sensitive, specific, and reliable pathogen-detection me ... | 2012 | 21879789 |