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

Autor: Gonsaga RF; Department of Agricultural Production Sciences, School of Agricultural and Veterinarian Sciences, São Paulo State University (Unesp), Jaboticabal, São Paulo, Brazil., Pollo AS; Department of Agricultural Production Sciences, School of Agricultural and Veterinarian Sciences, São Paulo State University (Unesp), Jaboticabal, São Paulo, Brazil., Nascimento DD; Department of Agricultural Production Sciences, School of Agricultural and Veterinarian Sciences, São Paulo State University (Unesp), Jaboticabal, São Paulo, Brazil., Ferreira RJ; Department of Agricultural Production Sciences, School of Agricultural and Veterinarian Sciences, São Paulo State University (Unesp), Jaboticabal, São Paulo, Brazil., Braz LT; Department of Agricultural Production Sciences, School of Agricultural and Veterinarian Sciences, São Paulo State University (Unesp), Jaboticabal, São Paulo, Brazil., Soares PLM; Department of Agricultural Production Sciences, School of Agricultural and Veterinarian Sciences, São Paulo State University (Unesp), Jaboticabal, São Paulo, Brazil.
Jazyk: angličtina
Zdroj: Journal of nematology [J Nematol] 2021 Mar 01; Vol. 53. Date of Electronic Publication: 2021 Mar 01 (Print Publication: 2021).
DOI: 10.21307/jofnem-2021-008
Abstrakt: 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.
(© 2021 Authors.)
Databáze: MEDLINE