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露地种植的番茄盛果期 ,正值炎夏雨季 ,也是番茄病、虫害盛发期 ,所以一旦防治不及时 ,就会造成严重烂果。据调查 :番茄烂果的病因很多 ,所以在防治时应做到区别对待 ,对症下药。一、早疫病和晚疫病青果染病初期果实均不变软。早疫病后期果实开裂 ,密生黑色霉层 ;晚疫病后期病?
Tomatoes planted in the open season, just as the summer rainy season, is also a tomato disease, pests Sheng period, so once the control is not timely, it will result in serious rotten fruit. According to the survey: There are many causes of tomato rotten fruit, so in the prevention and treatment should be treated differently, the right medicine. First, the early blight and late blight Young fruits are not softened. Late blight early fruit cracking, dense black mold layer; Late blight late disease?