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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

In 2007 two long-term trials were established in Kenya to contribute research-based evidence to the global debate on the productivity, economic viability and sustainability of different agricultural production systems. These trials compare conventional (Conv) and organic (Org) farming systems at ...


Adamtey, NoahMusyoka, M.W.Zundel, C.Cobo Borrero, Juan G.Karanja, E.Fiaboe, K.K.M.Muriuki, A.Mucheru-Muna, M.Vanlauwe, BernardBerset, E.Messmer, M.M.Gattinger, A.Bhullar, G.S.Cadisch, GeorgFliessbach, A.Mäder, PaulNiggli, U.Foster, D.[Productivity, profitability and partial nutrient balance in maize-based conventional and organic farming systems in Kenya]Productivity, profitability and partial nutrient balance in maize-based conventional and organic farming systems in Kenya

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