Ralstonia syzygii(RALSSY)
Distribution details in India
Current pest situation evaluated by EPPO on the basis of information dated
2018: Present, no details
R. syzygii subsp. indonesiensis
* Gurjar MS, Sagar V, Bag TK, Singh BP, Sharma S, Arjunan J, Bakade RR and Singh KS (2015) Genetic diversity of Ralstonia solanacearum strains causing bacterial wilt of potato in the Meghalaya state of India. Journal of Plant Pathology 97, 135-142.
------- Isolates from potato collected from various growing regions of the East Khasi Hills and West Khasi Hills districts of Meghalaya (India)were identified as R. solanacearum [phylotype IIB-1] (36%), R. pseudosolanacearum [phylotype I sequevars 30 and 47] (5%) and R. syzygii [phylotype IV-8 and phylotype IV-sequevar unassigned] (59%).
* Sagar V, Jeevalatha A, Mian S, Chakrabarti SK, Gurjar MS, Arora RK, Sharma S, Bakade RR, Singh BP (2014) Potato bacterial wilt in India caused by strains of phylotype I, II and IV of Ralstonia solanacearum. European Journal of Plant Pathology 138(1), 51-65.
------- first report of R. syzygii phyllotype IV (sequevar PIV- 8) causing potato bacterial wilt in mid hills of Meghalaya.
------- Isolates from potato collected from various growing regions of the East Khasi Hills and West Khasi Hills districts of Meghalaya (India)were identified as R. solanacearum [phylotype IIB-1] (36%), R. pseudosolanacearum [phylotype I sequevars 30 and 47] (5%) and R. syzygii [phylotype IV-8 and phylotype IV-sequevar unassigned] (59%).
* Sagar V, Jeevalatha A, Mian S, Chakrabarti SK, Gurjar MS, Arora RK, Sharma S, Bakade RR, Singh BP (2014) Potato bacterial wilt in India caused by strains of phylotype I, II and IV of Ralstonia solanacearum. European Journal of Plant Pathology 138(1), 51-65.
------- first report of R. syzygii phyllotype IV (sequevar PIV- 8) causing potato bacterial wilt in mid hills of Meghalaya.
| Country | State | Status | |
|---|---|---|---|
| China | Yunnan | Present, restricted distribution | |
| China | Present, restricted distribution |