蔬菜作物的根肿病与根结线虫病症状相似,都表现为根部肿大,地上部生长不良,严重时整株枯死。但两者病原及发病条件不同,防治技术差异较大,需要正确识别,对症下药。一、症状1、根肿病症状病株叶色变淡,凋萎下垂,在晴天中午前后尤为明显。病株根部肿大呈瘤状,其形状大小受着生部 The clubroot disease of vegetable crops is similar to the symptoms of root-knot nematode disease, both manifested as swelling of the root, poor growth of the shoots, and serious death of the whole plant. However, both pathogenic and pathogenesis of different conditions, prevention and treatment of large differences in the need to correctly identify the right medicine. First, the symptoms 1, symptoms of clubroot disease diseased leaves pale, withered and drooping, especially in the sunny before noon. The diseased root swelling was nodular, its shape and size affected by the Ministry of Health