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番茄溃疡病是番茄上的毁灭性病害,由病原细菌通过种子传播,自1986年正式证实北京发生番茄溃疡病以来,已在东北、华北等地番茄产区普遍发生,严重发病的地块番茄减产达25%一75%。给我国的番茄生产造成了很多威胁,是我国的一种检疫性有害生物。一、主要寄主番茄、辣椒以及龙葵、天仙子等杂草,但不危害马铃薯。二、危害症状该病是一种典型的维管束病害,在植株的全生育期均可发生。番茄的叶、茎、果均受害。
Tomato ulcer disease is a devastating disease on tomato and is transmitted by seeds by pathogenic bacteria. Since it was formally confirmed in 1986 that tomato ulcer disease has occurred in Beijing, it has been commonly found in tomato producing areas in northeast China and northern China. The yield of severely damaged tomato plants Up to 25% to 75%. It has caused many threats to our country’s tomato production and is a kind of quarantine pest in our country. First, the main host tomatoes, peppers and solanum, fairy and other weeds, but does not endanger the potato. Second, the danger of the disease The disease is a typical vascular disease, in the plant’s full growth period can occur. Tomato leaves, stems, fruits are victims.