CYTOLOGICAL METHODS FOR THE DETECTION, 



IDENTIFICATION, AND CHARACTERIZATION OF ORCHID 



VIRUSES AND THEIR INCLUSION BODIES 



By 



NAN-JING KO 



A DISSERTATION PRESENTED TO THE GRADUATE SCHOOL 

 OF THE UNIVERSITY OF FLORIDA IN 

 PARTIAL FULFILLMENT OF THE REQUIREMENTS 

 FOR THE DEGREE OF DOCTOR OF PHILOSOPHY 



UNIVERSITY OF FLORIDA 

 1985 



