Respuesta de fortalecimiento de vid a Meloidogyne javanica (Treud, 1885) Chitwood 1949.
1992
Ramirez Arredondo Jose Alfonso | Cid del Prado Vera Ignacio | Teliz Ortiz Daniel | Zavaleta Mejia Emma
English. Populations of roots nematodes from several vineyards at the Coast of Hermosillo, Sonora were identified by perineal patterns and differential hosts. Meloidogyne javanica, M. incognita and M. arenaria were identified Ramsey, Freedom, Hoppenchim, Teleki, Coudere 1613, Degridge, Coudere 1616, Kobbber, Harmon y grape rootstocks and Carignane variety were evaluated to M. javanica in greenhouse. Harmony and Freedom were apparently resistant. Development and productivity of parasitic stages of M. javanica were measured by DG10 (degree days above 10 grades C) in the Carignane variety. Reproductive period of M. javanica females ranged from 480 to 880 DG10 with a maximum average of 138 eggs. M. javanica caused a higher hiperplasia and hypertrophy in roots of Carignane than in Kobber, Hoopenchim and Coudere 1613 rootstocks.
Show more [+] Less [-]Spanish; Castilian. Poblaciones de Meloidogyne spp. provenientes de vinedos de la Costa de Hermosillo fueron identificadas de cortes perineales y por la infeccion de plantas diferenciales. Las especies identificadas fueron: M. javanica, M. incognita y M. arenaria. Los portainjertos Ramsey, Freedom, Hoppenchin, Teleki, Coudere 1613, Dogride, Coudere 1616, Kobber, Harmony y el cultivar Carignane fueron evaluados con M. javanica en invernadero. Harmony y Freedom son aparentemente resistentes. Se cuantifico el desarrollo y produccion de M. javanica en el cultivar Carignane en base a GD10 (grados dias sobre 10 grados C). El periodo de fecundidad de las hembras de M. javanica duro de 480 a 880 GD10, son un promedio maximo de 188 huevecillos. M. javanica causo una mayor hiperplasia e hipertrofia en medio del sistema vascular de raices de Carignane que en los portainjertos Kobber, Hoppenchim y Coudere 1613.
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