title: Isolation of endophytic streptomyces strains from surface-sterilized roots.
abstract: When the roots of 28 plant species were surface sterilized and incubated on agar medium, endophytic actinomycetes in the root cortex were observed by direct microscopic observation and pure culture techniques.
authors.affiliation: Plant Pathology Institute, University of Milan, Via Celoria 2, I-20133 Milan, Italy.
authors.forename: P
authors.initials: P
authors.lastname: Sardi
authors.forename: M
authors.initials: M
authors.lastname: Saracchi
authors.forename: S
authors.initials: S
authors.lastname: Quaroni
authors.forename: B
authors.initials: B
authors.lastname: Petrolini
authors.forename: G E
authors.initials: GE
authors.lastname: Borgonovi
authors.forename: S
authors.initials: S
authors.lastname: Merli