TY  - JOUR 
T1  - Stability of Citrus tristeza virus protective isolate 'Pêra IAC' according to SSCP analysis of old and new lines of three sweet orange varieties
JO  - Summa Phytopathologica
A1  - Leonel, Waldecy Matos da Silva
A1  - Corazza, Maria Júlia
A1  - Zanutto, Carlos Alexandre
A1  - Müller, Gerd Walter
A1  - Carvalho, Sergio Alves
A1  - Nunes, William Mário Carvalho
SN  - 0100-5405
UL  - 10.1590/0100-5405/1991
VL  - 41 
Y1  - 2015
PB  - Brasil 
ER  -