Diseases

Phytophthora blight — hybrids between Citrus x aurantium L. x Citrus trifoliata L.

Hybrids between Citrus x aurantium L. x Citrus trifoliata L.

Phytophthora blight in Citrus x aurantium x Citrus trifoliata hybrids manifests as root rot caused by the oomycete Phytophthora nicotianae. The resistance level of these plants varies significantly depending on the specific cultivar.

In the reference 13 varieties crop Hybrids between Citrus x aurantium L. x Citrus trifoliata L., where this is mentioned in the description.

The primary pathogen affecting Citrus x aurantium x Citrus trifoliata hybrids is the oomycete Phytophthora nicotianae. The disease infects the root system, leading to the development of root rot and tissue damage, which requires assessment of survival rates and root condition under field and laboratory conditions.

The level of tolerance to the pathogen is not constant across the entire group of hybrids and depends on the individual characteristics of the cultivar. For example, the C-35 cultivar may exhibit moderate tolerance, while the Carrizo cultivar can demonstrate a high degree of susceptibility to infection.

General information about the subject — on the page Late blight.

Sources3

Varieties of Hybrids between Citrus x aurantium L. x Citrus trifoliata L. mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.