What is the host range for Citrus tristeza closterovirus?

Citrus tristeza closterovirus specifically targets members of the citrus family, making citrus their primary host. This virus is known for affecting various citrus species, including oranges, lemons, grapefruit, and limes. The adaptation of the virus to this particular plant family is a result of its evolutionary development and the specific interactions between the virus and citrus plant physiology.

In contrast to the incorrect choices, legumes, tropical fruits, and stone fruits do not fall within the recognized host range of Citrus tristeza closterovirus. This specificity aids in understanding disease management strategies and the focus of control measures, as the impacts of the virus are predominantly confined to citrus crops.