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番茄条斑病毒病是西安地区蔬菜的重要病害,近郊露地栽培的春番茄,每年都程度不同地发病,轻病年分一般发病率在5％左右,局部地块达30—50％;流行年分发病率高达50—70％以上,致使番茄大幅度减产。近十几年来,国内北京、上海、西安、济南、南京、杭州等地对此病的发生危害、毒原类型以及有关发病因素等方面进行了调查研究。国外的报道中,除涉及了致病毒原和侵染途径外,还注意到了气候、根的损伤以及病毒本身变异等因素引起病变的可能性。七、八年来,我们对这一病害做了调查研究,在病区设基点试验示范,初步取得了一些成效,现将有关结果综述如下:
Tomato streak virus disease is an important disease of vegetables in Xi’an, the outskirts of cultivated spring tomato, varying degrees of incidence each year, the incidence of mild general incidence of about 5%, 30-50% of the local block; popular year Distribution of up to 50-70% incidence rate, resulting in substantial reduction of tomatoes. In recent ten years, domestic Beijing, Shanghai, Xi’an, Jinan, Nanjing, Hangzhou and other places on the occurrence of the disease hazards, types of toxins and related factors such as the incidence of the investigation. Foreign reports, in addition to involving the original pathogen and infection, but also noticed the climate, the root of the damage and the mutation of the virus itself and other factors that cause the possibility of disease. In the past seven or eight years, we conducted a survey on this disease and set a trial and founding point in the ward. We have initially achieved some results. The relevant results are summarized as follows: