Publications for:

pest = Phytophthora megasperma
crop = Walnut/butternut (Juglans)

found 2 publications:

2012

First report of Phytophthora megasperma associated with decline and death of common walnut trees in Italy
Plant Disease (2012) 96 (11), p. 1695
publishers website - pestinfo wiki

1998

PCR amplification of ribosomal DNA for species identification in the plant pathogen genus Phytophthora
Applied and Environmental Microbiology (1998) 64 (3), 948-954
publishers website - pestinfo wiki