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根腐病是非洲菊栽培中的主要病害，世界各地普遍发生。腐皮镰孢菌、长蠕孢菌、尖镰孢菌、立枯丝核菌为主要致病菌。４～８月份是病害的高发期。带菌土壤是病害的主要侵染源。植株根部的伤口和高温高湿的环境是病害发生流行的主要条件。改进栽培管理方式对病害的发生有较好的预防效果。５０％福美双可湿性粉剂、７０％五氯硝基苯可湿性粉剂、切欣特等药剂稀释后灌根处理对病害有很好的防治效果。
Root rot is the main disease in the cultivation of gerbera and occurs universally around the world. Fusarium, Fusarium sp., Fusarium oxysporum, Rhizoctonia solani as the main pathogen. 4 to August is the high incidence of disease. Carried soil is the main source of disease. Plant roots wounds and high temperature and humidity environment is the prevalence of disease prevalence conditions. Improve the cultivation and management of the occurrence of diseases have a better preventive effect. 50% thiram wettable powder, 70% pentachloronitrobenzene wettable powder, Chexin special agents such as diluted irrigation after root treatment has a good control effect on the disease.