info:oai:icrisat:8297info:ofi/fmt:xml:xsd:journalGopalakrishnanSGopalakrishnan, SSathyaASathya, AVijayabharathiRVijayabharathi, RVarshneyR KVarshney, R KGowdaC L LGowda, C L LKrishnamurthyLKrishnamurthy, L2190-5738355-377Plant growth promoting rhizobia: challenges and opportunities543 BiotechAugust 2015article