info:oai:icrisat:5016info:ofi/fmt:xml:xsd:journalLeeK KLee, K KWaniS PWani, S PYoneyamaTYoneyama, TTrimurtuluNTrimurtulu, NHarikrishnanRHarikrishnan, R0038-0768477-484Associative N2-fixation in pearl millet and sorghum: levels and response to inoculation. 403Soil Science and Plant Nutrition1994article