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Figure 1
(A) Hop plants with leaf wilt symptoms; (B) hop root with symptoms of swelling and galls on roots; (C) juvenile (J2) of Meloidogyne morocciensis, reference scale: 50 μm; (D) cross-section of infected roots with galls; (E) root galls formed by M. morocciensis; (F) PAGE analysis of esterase isoenzyme phenotype, with one female in each cavity (J3 = M. javanica and 1–8: females extracted from hop roots); (G) perineal region of a female of M. morocciensis.