Publications for:

pest = Beet pseudo-yellows virus
crop = Squash/pumpkin (Cucurbita)
country = Costa Rica

found 2 publications:

2008

Limited geographic distribution of Beet pseudo-yellows virus in Costa Rican cucurbits
Journal of Plant Pathology (2008) 90 (2), 331-335
publishers website - pestinfo wiki

2005

First report of Beet pseudo-yellows virus on Cucurbita moschata and C. pepo in Costa Rica
Plant Disease (2005) 89 (10), p. 1130
publishers website - pestinfo wiki