Canales, C.; Morán, F.; Olmos, A.; Ruiz-García, A.B. 

First Detection and Molecular Characterization of Apple Stem Grooving Virus, Apple Chlorotic Leaf Spot Virus, and Apple Hammerhead Viroid in Loquat in Spain. 

Plants 2021, 10, 2293. 

https://doi.org/10.3390/plants10112293