A. V. Buchanan-Wollaston

Transfer of the drug-resistance transposon Tn5 to Rhizobium

J. Beynon, J. Beringer, A. Johnston, 1978, Nature.

High frequency transfer of nodulating ability between strains and species of Rhizobium

J. Beynon, P. Hirsch, J. Beringer, 1978, Nature.

Isolation of symbiotically defective mutants in Rhizobium leguminosarum by insertion of the transposon Tn5 into a transmissible plasmid

P. Hirsch, N. J. Brewin, J. Beringer, 1980, Molecular and General Genetics MGG.

Transfer of Symbiotic Genes with Bacteriocinogenic Plasmids in Rhizobium leguminosarum

P. Hirsch, N. J. Brewin, J. Beringer, 1980 .