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Figure 1
Photomicrographs of Heterodera cyperi from yellow nutsedge in Georgia. Whole body (A), the anterior region (B), and the posterior region (C) of J2. Cysts (D) recovered from the soil and the vulval cone of cyst with the ambifenestrate fenestra (E). A mature cyst (F) on the surface of yellow nutsedge root infected with the nematode.