During July 2015, diseased plants of cucumber (Cucumis sativus) were observed in a private garden in the Vilnius Region, Lithuania. Disease symptoms, including leaf yellowing, shortening of internodes, and virescence of flowers, indicated possible infection by a phytoplasma. Samples of leaves were...

Carrot (Daucus carota cv. Mascot) plants exhibiting symptoms of yellowing, purpling, and curling of leaves, proliferation of shoots, formation of hairy secondary roots, and plant decline were observed in March 2014 and February 2015 in commercial fields in the Gharb Region of Morocco. The symptoms...

During a field investigation carried out during the 2014 growing season, leaves of a kiwifruit (Actinidia chinensis) plant showing symptoms of brown ringspots and necrotic spots were collected from Guizhou Province, China. To identify the potential existence of viruses infecting the plant, total...

Iris yellow spot virus (IYSV; genus Tospovirus, family Bunyaviridae) is an important emerging pathogen of Alliums worldwide. During a tospovirus disease survey in July 2015, garlic and leek plants displaying suspected IYSV symptoms were found at 3 farms in Goromonzi, Mutasa, and Nyanga districts of ...

During the 2015 growing season, tunnel- and field-cultivated tomato (Solanum lycopersicum) crops in the Limpopo Province of the Republic of South Africa developed dark brown spots on the leaves that progressed to a burnt-like appearance. Symptoms began as necrotic spots at the base of young leaves...

Following the first identification of Tomato yellow leaf curl virus (TYLCV) in Shanghai, China in 2006, it has been reported from many provinces of China as one of the most important tomato pathogens. TYLCV is transmitted by whitefly Bemisia tabaci, while weed plants act as intermediate hosts and...

Scarlet aubergine (Solanum aethiopicum; also known as Ethiopian nightshade or Brazilian aubergine) originated in sub-Saharan Africa and is now grown in many parts of the world as a food, medicinal or ornamental crop, as well as for use as a rootstock for tomato and common aubergine (Solanum...

Huanglongbing (HLB) also known as citrus greening is one of the most destructive disease of citrus worldwide. Three bacterial species including 'Candidatus Liberibacter asiaticus', 'Ca. L. africanus' and 'Ca. L. americanus' have been identified as causal agents associated with this disease (Bové...

In the Kashmir valley, India, whitefly infestation and begomovirus-like symptoms, i.e. malformation, leaf curling, vein clearing and stunting, were observed in capsicum (Capsicum annuum) plantations. The incidence under protected cultivation was very high ranging from 10% to 40% whereas under field ...