First report of Monosporascus cannonballus in Saudi Arabia . Monosporascus root rot and vine decline An emerging disease of melons worldwide . Monosporascus cannonballus, an ascomycete from wilted melon roots described in Japan . Why Yellow vine disease of cucurbits came to our attention because it has been reported as a new disease in USA since 1991, and a new phloem-limited bacterium is suspected. Damage Affected plants show leaf yellowing, phloem discoloration and collapse.
Cucurbits are important crops.
Although full data on the identity of the pathogen is still lacking, phloem-limited bacteria can cause damaging diseases. Insect vectors are suspected but not identified. Why Erwinia pyrifoliae came to our attention as it was reported in 1998 as a new bacterium of Japanese pear in Korea. Where Korea Republic. Damage More data are needed.