| dna phylogeny, morphology and pathogenicity of botryosphaeria species on grapevines. | several species of botr yosphaeria are known to occur on grapevines, causing a wide range of disorders including bud mortality, dieback, brown wood streaking and bunch rot. in this study the 11 botryosphaeria spp. associated with grapevines growing in various parts of the world, but primarily in south africa, are distinguished based on morphology, dna sequences (its-1, 5.8s, its-2 and ef1-α) and pathological data. botryosphaeria australis, b. lutea, b. obtusa, b. parva, b. rhodina and a diplodia ... | 2004 | 21148899 |