ACIAR has long been interested in Rhizobium science and inoculation as a means of facilitating nodulation and nitrogen-fixation of legumes. Using legumes rather than mineral fertiliser to supply nitrogen to agricultural production systems is low-cost, environmentally benign and can provide high returns to farmers and the community.
Links:
[1] http://www.aciar.gov.au/system/files/sites/aciar/files/node/746/WP62 web text.pdf