Pierce's disease of grapevine
depends on the plant species: in peach, bacteria are found in high numbers in the roots, whereas in plum, high numbers are found in leaves and fruits. [...] killed and the trees die. Life cycle and appearance of Pierce's disease of grapevine The bacteria live in xylem vessels in roots, stems and leaves and multiply [...] die. This happens faster in younger vines than in older ones and faster in susceptible cultivars (within 2-3 years) than in more tolerant cultivars, which