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Crop simulation models have been used successfully to evaluate many systems and the impact of change on these systems, e.g. for climatic risk and the use of alternative management options, including the use of nitrogen fertilisers. However, for low input systems in tropical and subtropical region...


Delve, Robert J.Probert, MECobo Borrero, Juan G.Ricaurte Oyola, José JaumerRivera Pena, MBarrios, E.Rao, Idupulapati M.[Simulating phosphorus responses in annual crops using APSIM : Model evaluation on contrasting soil types]Simulating phosphorus responses in annual crops using APSIM : Model evaluation on contrasting soil types

Delve, Robert J.Probert, ME[Modelling nutrient management in tropical cropping systems]Modelling nutrient management in tropical cropping systems

Esilaba, Anthony O.Nyende, PNalukenge, GByalebeka, J.B.Delve, Robert J.Ssali, H.[Resource flows and nutrient balances in smallholder farming systems in Mayuge district, Eastern Uganda]Resource flows and nutrient balances in smallholder farming systems in Mayuge district, Eastern Uganda

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