First report of root-knot nematode, Meloidogyne incognita, infecting hops, Humulus lupulus, in São Paulo, Brazil

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2021-01-01

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In 2019, during a nematologic survey in Jaboticabal, Brazil, root-knot nematode Meloidogyne incognita parasitizing hops (Humulus lupulus) was identified with based on morphological characters of adults, esterase phenotypes (n=16), and molecular analysis. Modified Koch's postulates was carried out and after 90 days, the average total population recovered had different stages of development, with a reproductive factor (RF) of 4.81. This is the first report of H. lupulus as a host of M. incognita in the state of São Paulo and in Brazil.

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Journal of Nematology, v. 53.

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