据悉,为控制柑橘重大病害柑橘黄龙病发生蔓延,阿根廷国家农业食品卫生质量行政部(SENASA)提醒种植户,该病害的传播主要是通过苗木繁殖和染病柑橘材料进行,染病柑橘材料可能会严重影响到柑橘产区。黄龙病控制中最大的困难在于该病菌的潜伏期较长,植株在感染后的6个月一般不会表现出症状,有的潜伏期甚至长达两年。阿根 It is learned that in order to control the occurrence of Citrus Huanglongbing which is a serious disease in citrus, Argentine National Ministry of Agriculture, Food and Health Quality Administration (SENASA) reminds the growers that the transmission of the disease is mainly through the propagation of nursery stock and citrus materials, which may seriously affect the citrus materials To citrus producing areas. The biggest difficulty in controlling the yellow dragon is that it has a longer incubation period. Plants generally do not show symptoms for 6 months after infection, and some may even have an incubation period of up to two years. Agen