First report of natural infection of tomato yellow leaf curl virus on cucumber in China

摘要

Tomato yellow leaf curl virus (TYLCV) is one of the major threats to tomato production in China. This virus was first reported in 2006 on tomato in China (Wu et al. 2006). In June of 2019, virus-like symptoms such as yellowing, mosaic and curling of leaves were observed in cucumber (Cucumis sativus) plants in Yangzhou city in Jiangsu Province in China. Leaf samples were collected from five symptomatic cucumber plants. All samples were assayed by double-antibody sandwich (DAS)-ELISA (Qiaodu, Shanghai, China) (Ji et al.