可可肿枝病毒在西非分布甚广,具有较重要的经济价值。其多数病毒株系引起明显的症状,降低产量,但不死树,除非有其他生物作二次侵染。然而也有一些致病力强分布甚广的株系,具有致死性。病害症状,茎和主根明显的肿胀、侧根坏死、落叶、结小国形杂色的豆荚,内含的豆粒比通常的少 Corkworms are widely distributed in West Africa and have important economic value. Most of the virus strains cause significant symptoms, yield reduction, but not dead trees unless there are other organisms for secondary infection. However, there are some strains that have a wide distribution of pathogenicity and are fatal. Symptoms of the disease, obvious swelling of the stems and main roots, lateral root necrosis, deciduous leaves, knotty small country shaped pods, beans contained less than usual