EPPO Global Database

EPPO Reporting Service no. 08 - 2017 Num. article: 2017/151

First report of Pantoea stewartii in Malaysia

In Malaysia, a new bacterial disease of jackfruit (Artocarpus heterophyllus) called ‘jackfruit bronzing’ has increasingly been observed. Symptoms are characterized by a yellowish-orange to reddish discoloration of the pulp and axis inside the fruit. In April 2016, diseased jackfruit samples showing bronzing symptoms were collected in a plantation in Muadzam Shah (Pahang state, peninsular Malaysia). Laboratory studies (isolation, PCR, pathogenicity tests) confirmed the presence of Pantoea stewartii (EPPO A2 List) in symptomatic samples.
The situation of Pantoea stewartii in Malaysia can be described as follows: Present, occurrence confirmed in 2016 in one jackfruit plantation (Pahang state, peninsular Malaysia).


Zulperi D, Manaf N, Ismail SI, Karam DS, Yusof MT (2017) First report of Pantoea stewartii subsp. stewartii causing fruit bronzing of jackfruit (Artocarpus heterophyllus), a new emerging disease in Peninsular Malaysia. Plant Disease 101(5), p 831.