info:oai:icrisat:2740info:ofi/fmt:xml:xsd:bookNageswara RaoVNageswara Rao, VRegoT JRego, T JMeinkeHMeinke, HParsonsDParsons, DCraufurdP QCraufurd, P QWaniS PWani, S PKropffM JKropff, M J2011Long-term evaluation of dryland cropping systems intensification for sustainable production in the semi-arid tropics of Indiaproceeding