Publications for:

pest = Podosphaera spiraeae
crop = Spiraea (crop)

found 2 publications:

2016

First report of powdery mildew caused by Podosphaera spiraeae on Japanese Spiraea in Korea
Plant Disease (2016) 100 (1), p. 215
publishers website - pestinfo wiki

2014

First report of powdery mildew caused by Podosphaera spiraeae on Japanese spiraea in China
Plant Disease (2014) 98 (4), p.571
publishers website - pestinfo wiki