如何防治番茄脐腐病

• 作 者: 牛尊敬
• 机 构: 河北省任丘市职教中心,
• 出 处: 农村科技开发
• 发表日期: 1998年10期
• 关键词: 脐腐病 水浸状 发病后期 脐部 潮湿条件 菜区 时可 水分代谢 土壤含水量 水分供应

一、症状脐腐病又叫蒂腐病,是番茄的一种主要生理性病害。因发病从果实脐部开始,故而得名。发病初期在幼果脐部(即果顶部)出现水浸状斑点,以后随果实的生长和病情的发展,病斑逐渐扩大,直径可达1～2厘米,严重时可达到小半个果实。发病后期病斑凹陷,在潮湿条件下,因受腐生霉菌的寄生而呈黑色或红色,发病果实大多丧失食用价值。因此番茄发生脐腐病后,会严重影响果

First, the symptoms of decubitus rot also known as rot, is a major physiological disease tomato. Because of the onset of the umbilicus from the fruit, it is named. Early onset of juvenile umbilical (ie fruit top) appear flooding-like spots, and later with the growth of the fruit and the development of disease, lesion gradually expanded, the diameter of up to 1 to 2 cm, severe can reach half a fruit. In the later stages of disease, the lesion is concave, and under humid conditions, the fruit is mostly black or red due to parasitic fungus mold. Most of the fruits are loss of food value. Therefore, umbilical rot occurs in tomato, it will seriously affect the fruit