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EENY-529: Citrus Nematode Tylenchulus semipenetrans (Cobb, 1913) (Nematoda: Secernentea: Tylenchida: Tylenchulidae: Tylenchulinae)

Figure 4. Cross section of Poncirus trifoliate root parasitized by the Poncirus biotype of the citrus nematode, Tylenchulus semipenetrans (Cobb, 1913). Note the nematode (N) head surrounded by the nurse cells (NC).

Credit: Courtesy of O'Bannon and Esser (1985).