Tigerella Tigerella Tigerella is a bi-colored tomato cultivar, relatively small, 2 to 4 ounces (60-120 g), and early (59 days). Upon maturity the fruit is red with yellow stripes, essentially the same as Green Zebra, except that the fruit is red instead of green, and has a sweeter flavor. The colour occasionally varies, in New Zealand for instance, commercially produced Tigerella is dark crimson red with very dark green stripes. Seeds are available in the UK for the heirloom Tigerella (which has small plum/cherry-type tomatoes). In the USA there is also a hybrid (non-heirloom) beefsteak tomato that is also called Tigerella,
Plum pox of stone fruit by causing acidity and deformities. The only way to manage the disease is to destroy all infected trees, which can cause significant economic losses. The disease symptoms were first seen in Bulgaria around 1916-1917, thus the name of "sharka" - from Bulgarian "шарка", meaning "pox". In 1933, the virus origin was described by Dimitar Atanasov. The disease developed in several European countries. The plum pox virus is a linear single stranded RNA virus. There are nine strains of plum pox virus: PPV-D, PPV-M, PPV-EA, PPV-C, PPV-Rec (Recombinant), PPV-W, PPV-T, PPV-CR, and PPV-An. PPV-M isolates are more aggressive