Publications for:

pest = Hop stunt viroid
crop = Apricot (Prunus armeniaca)
country = Spain (continental)

found 2 publications:

2013

Relationship of viruses and viroids with apricot "viruela" disease
Phytopathologia Mediterranea (2013) 52 (1), 148-153
pestinfo wiki

2007

An important new apricot disease in Spain is associated with Hop stunt viroid infection
European Journal of Plant Pathology (2007) 118 (2), 173-181
publishers website - pestinfo wiki