Survey for Citrus diseases in French Guiana

Abstract

International audienceThe presence on the South American continent of major threats for citrus orchards in French Guiana required a survey to assess the situation of citrus pathogens in the territory. Because there is a risk of introduction of pathogens from neighboring countries, orchards in the different areas of production were investigated for citrus pathogens on the basis of field symptoms. Citrus tristeza virus is present in all areas, and psorosis symptoms were observed in one orchard. Other diseases such as Huanglongbing, citrus variegated chlorosis, sudden death and leprosis were not observe