info:oai:icrisat:6339info:ofi/fmt:xml:xsd:journalReddiK C SReddi, K C SHussainM MHussain, M MKrantzB AKrantz, B AEffect of nitrogen level and spacing on sorghum intercropped with pigeonpea and greengram in semi-arid landsIndian Journal of Agricultural Sciences0019-502219805017-221article