Mass inoculum production of vesicular-arbuscular mycorrhizae (VAM). I. Selection of host in the presence of Azospirillum brasilense

azospirillum brasilense bildung biomasa biomass biomasse cenchrus ciliaris ensayo esporas feed grasses feed legumes glomus hosts leguminosas forrajeras micorrizas arbusculares vesiculares pennisetum pedicellatum plant soil relations production relaciones planta suelo relation plante sol seed semence semillas spore spores stylosanthes guianensis stylosanthes humilis testage testing vesicular arbuscular mycorrhizae wirt