一、番茄脐腐病番茄脐腐病是生理病害,主要为害青果,果实脐部初呈水浸状,暗绿色,病斑直径1~2厘米,严重时可扩展到小半个果实,很快变为暗褐色或黑色。防治方法:采用地膜覆盖,保持土壤湿润,喷施“脐腐王”500倍液或0.5%氯化钙加5毫升萘乙酸或绿芬威3号。 First, the umbilical tomato tomato umbilical disease is a physiological disease, the main damage to green fruit, umbilical early fruit was immersed, dark green, lesion diameter of 1 to 2 cm, severe can be extended to a small half a fruit, quickly changing Dark brown or black. Control methods: The use of plastic mulching to keep the soil moist, spraying “umbilicus Wang ” 500 times the liquid or 0.5% calcium chloride plus 5 ml naphthalene acetic acid or Green Fenwei 3.