info:oai:icrisat:6766info:ofi/fmt:xml:xsd:journalRusinamhodziLRusinamhodzi, LCorbeelsMCorbeels, MZingoreSZingore, SNyamangaraJNyamangara, JGillerK EGiller, K EPushing the envelope? Maize production intensification and the role of cattle manure in recovery of degraded soils in smallholder farming areas of ZimbabweField Crops Research0378-4290201314740-53article