Efecto de la inoculación con azospirillum sp. en plantas de Chile habanero (capsicum chinense jacquin)

An Azospirillum strain from Cenchrus echinatus rootswas isolated, and a pure culture of the strain was usedas inoculum to induce root growth in Capsicumchinense seedlings. The inoculum concentrationeffects were evaluated on seeds germination rate,radicular system, and shoots growth. The inoculatedse...

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Detalles Bibliográficos
Autores: J.C. Canto Martín, D. Morales Avelino, S. Medina Peralta
Tipo de recurso: artículo
Estado:Versión publicada
Fecha de publicación:2004
País:México
Institución:Universidad Nacional Autónoma de México
Repositorio:Redalyc-UNAM
OAI Identifier:oai:redalyc.org:93940104
Acceso en línea:https://www.redalyc.org/articulo.oa?id=93940104
Access Level:acceso abierto
Palabra clave:Agrociencias
chinense
inoculatión
Azospirillum sp
biofertilization
Descripción
Sumario:An Azospirillum strain from Cenchrus echinatus rootswas isolated, and a pure culture of the strain was usedas inoculum to induce root growth in Capsicumchinense seedlings. The inoculum concentrationeffects were evaluated on seeds germination rate,radicular system, and shoots growth. The inoculatedseeds germination occurred a day before noninoculated seeds. An increase (P<0.001) in terciary,and secondary root number, and in shoot growth wasobtained. A significative difference of seedlingsgrowth (P< 0.01) in sterilized and non sterilized, soilwas observed. The optimal inoculum size were 3 x 107fcu ml-1 and 1 x 107 fcu ml-1. It is suggested thatinoculum size has played an important role asmodulator of indigenous microorganisms interactions.