天津市滨海新区番茄病毒病病情调查研究

摘 要番茄因口味独特、食用价值高、含有丰富的营养物质，导致其被世界各地广泛栽培种植。近年来，随着反季节蔬菜的种植，番茄病毒病严重危害了大多数种植区的番茄，造成了严重的经济损失。本论文以天津市滨海新区海滨街沙井子三村的大棚基地作调查地点，对大棚中番茄病毒病的发病率、病情指数及防治方法和常用农药等进行调查研究。调查结果显示，对照组番茄病毒病的发病率为 100%，病情指数为 68.6；处理组 1 的发病率为 94%，病情指数为 55.2；处理组 2 的发病率为 97%，病情指数为 49.6；处理组 3 的发病率为 96%，病情指数为 59.4。表明该地区番茄病毒病的发生严重影响了番茄的质量与产量，关于如何对番茄病毒病进行防治有待加强改善。在防治措施上，应采取“预防为主，综合治理”的植保政策。 关键词: 番茄病毒病；发病率；病情指数；防效；1AbstractTomato is grown world widely for its nice taste, high edible value and rich nutrition. In recent years, occurrence of the tomato virus disease goes up gradually and brings about serious damage with the rapid extension of slack-season vegetables.In this study, taking Binhai New District in Tianjin as a spot for survey, the incidence rate, disease index, preventive measure and common pesticides of tomato virus diseases were investigated. The survey results showed that the incidence rate of the control group was100% and the disease index was 68.6. In the 3 treatment groups, the incidence rate was 94%, 97% and 96%, respectively, and the disease index was 55.2, 49.6 and 59.4, respectively. The occurrence of tomato virus diseases resulted in severe quality and yield losses, and how to control tomato virus disease should be 2strengthened and improved. In the prevention and treatment measures, the policy of prevention priority, treatment comprehensive should be carried out. Key words: Tomato virus disease; Incidence rate; Disease index; Control effect;天津市滨海新区番茄病毒病病情调查研究1 前言1.1 番茄番茄...