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The Diagnostic Trials, conducted in Kenya, Malawi, Mali, Nigeria, and Tanzania, constitute a major part of Africa Soil Information Service agronomic activities. This guide provides a standard tool that is part of a structured approach for the diagnosis of soil health related constraints to crop p...


Huising, E.J.Zingore, ShamieKihara, JobNziguheba, GenerosePalm, C.A.[Diagnostic trials: a field guide]Diagnostic trials: a field guide

In southern Africa, soil nutrient reserves are being depleted because of continued nutrient mining without adequate replenishment. The consequent downward spiral of soil fertility has led to a corresponding decline in crop yields, food insecurity, food aid and environmental degradation. The centr...


Mafongoya, P.L.Bationo, B. AndréKihara, JobWaswa, Boaz S.[Appropriate technologies to replenish soil fertility in Southern Africa]Appropriate technologies to replenish soil fertility in Southern Africa
Kihara, JobMartius, C.Bationo, B. André[Crop residue disappearance and macrofauna activity in sub-humid western Kenya]Crop residue disappearance and macrofauna activity in sub-humid western Kenya
Kihara, JobMukalama, JAyuke, Fredrick O.Njoroge, SWaswa, Boaz S.Okeyo, J.Koala, SaidouBationo, B. André[Crop and soil response to tillage and crop residue application in a tropical ferralsol in sub-humid western Kenya]Crop and soil response to tillage and crop residue application in a tropical ferralsol in sub-humid western Kenya

Improved understanding of soil fertility factors limiting crop productivity is important to develop appropriate soil and nutrient management recommendations in sub-Saharan Africa. Diagnostic trials were implemented in Kenya, Malawi, Mali, Nigeria and Tanzania, as part of the African Soils Informa...


Kihara, JobNziguheba, GeneroseZingore, ShamieCoulibaly, AdamaEsilaba, Anthony O.Kabambe, VernonNjoroge, SamuelPalm, CherylHuising, Jeroen[Understanding variability in crop response to fertilizer and amendments in sub-Saharan Africa]Understanding variability in crop response to fertilizer and amendments in sub-Saharan Africa

Bationo, B. AndréVanlauwe, BernardAbdoulaye, MSAdamou, A.Kimetu, J.Kihara, JobTabo, RamadjitaKoala, Saidou[Increasing land sustainability and productivity through and fertility management in the West African Sudano-Sahelian zone]Increasing land sustainability and productivity through and fertility management in the West African Sudano-Sahelian zone
Bationo, B. AndréTraoré, ZKimetu, J.Bagayoko, MKihara, JobBado, V.B.Lompo, MTabo, RamadjitaKoala, Saidou[Cropping systems in the Sudano-Sahelian zone: implications on soil fertility management over varied seasons]Cropping systems in the Sudano-Sahelian zone: implications on soil fertility management over varied seasons

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