Publications for:

pest = Papaya ringspot virus W
crop = Squash/pumpkin (Cucurbita)
country = Brazil (NE)

found 2 publications:

2009

Levantamento sorológico de vírus em espécies de cucurbitáceas na região do submédio São Francisco, Brasil
[Serological survey of virus in cucurbit species in the Lower Middle São Francisco River Basin, Brazil]
Tropical Plant Pathology (2009) 34 (2), 123-126
publishers website - pestinfo wiki

2003

Nucleotide sequence comparison of the capsid Protein gene of severe and protective mild strains of Papaya ringspot virus
Fitopatologia Brasileira (2003) 28 (6), 678-681
publishers website - pestinfo wiki