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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
Cobo Borrero, Juan G.[Nutrient management and spatial variability of soil across scales and settlement schemes in Zimbabwe. Thesis (Ph.D.)]Nutrient management and spatial variability of soil across scales and settlement schemes in Zimbabwe. Thesis (Ph.D.)

The capacity of woody and non-woody species to supply N to rice (Oryza sativa) was evaluated in field and greenhouse experiments in Palmira, Colombia. N liberation rates decreased in the order: Indigofera constricta > Mucuna deerengianum > Mucuna pruriens var. Brunin > Tithonia diversifo...


Cobo Borrero, Juan G.Kass, DMuschler, RArze Borda, JABarrios, E.Thomas, Richard J.[Abonos verdes de leñosas y no leñosas como fuente de nitrógeno a cultivos anuales]Abonos verdes de leñosas y no leñosas como fuente de nitrógeno a cultivos anuales
Barrios, E.Cobo Borrero, Juan G.Trejo Tercero, M.T.Ayarza, Miguel AngelAmézquita Collazos, EdgarRao, Idupulapati M.Rondón, Marco AntonioSanginga, Nteranya[Towards an understanding of the ecological processes behind the success of the Quesungual alash and mulch agroforestry system (QSMAS) in western Honduras]Towards an understanding of the ecological processes behind the success of the Quesungual alash and mulch agroforestry system (QSMAS) in western Honduras

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