Taxonomic relationships P lum pox virus (PPV) is a member of the genus P otyvirus in the
family P otyviridae. PPV diversity is structured into at least eight monophyletic strains …

Sharka disease, caused by Plum pox virus (PPV) was first recorded in Bulgaria during the
early twentieth century and since that first report, the disease has progressively spread …

Grapes are grown worldwide, on about 7.9 million ha, and are used to produce wine, raisins,
juice, jam, concentrate, and seed oils, as well as fresh fruit. Grapes (Vitis sp.) are members …

Grapevine is a high value vegetatively propagated fruit crop that suffers from numerous
viruses, including some that seriously affect the profitability of vineyards. Nowadays, 64 …

Virus and viroid diseases are serious constraints to the production and profitability of a wide
range of tropical crops. Many plant virus outbreaks have been recorded in the last two …

Grapevine (Vitis spp.) is a major vegetative propagated fruit crop with high socioeconomic
importance worldwide. It is susceptible to several graft-transmitted agents that cause several …

Many of the world's most important food crops are grown in the tropics and major crops like
rice, maize, wheat, sorghum, barley, tomato, chillies, okra, peas, peanut, sunflower …

One of the challenges being faced in the twenty-first century is the biological control of plant
viral infections. Among the different strategies to combat virus infections, those based on …

Fruits are one of the major sources of vitamins, essential nutrients, antioxidants and fibers in
human diet. During the last two–three decades, genetic engineering methods based on the …

Transgenic resistance to plant viruses is an important technology for control of plant virus
infection, which has been demonstrated for many model systems, as well as for the most …