Sustainable resource management is the critical agricultural research and development challenge in sub-Saharan Africa. The accumulated knowledge on soil management gathered over the last 10 years, combined with solid crop improvement and plant health research at farmers’ level, has brought us to ...
Sanginga, Nteranya
,
Dashiell, Kenton E.
,
Diels, J.
,
Vanlauwe, Bernard
,
Lyasse, O.
,
Carsky, R.J.
,
Tarawali, Shirley A.
,
Asafo-Adjei, B.
,
Menkir, A.
,
Schulz, S.
,
Singh, B.B.
,
Chikoye, D.
,
Keatinge, D.
,
Ortiz, R.
,
[Sustainable resource management coupled to resilient germplasm to provide new intensive cereal-grain-legume-livestock systems in the dry savanna.]
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Sustainable resource management coupled to resilient germplasm to provide new intensive cereal-grain-legume-livestock systems in the dry savanna.
Striga hermonthica is a serious parasite of cereals in most of the semi-arid savanna zone of West Africa, causing substantial yield loss. It has been observed that some soybean cultivars are capable of stimulating germination of S. hermonthica seed, which would reduce the seed bank in the soil. T...
Carsky, R.J.
,
Berner, B.D.
,
Oyewole, K.
,
Dashiell, Kenton E.
,
Schulz, S.
,
[Reduction of Striga hermonthica parasitism on maize using soybean rotation]
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Reduction of Striga hermonthica parasitism on maize using soybean rotation
Crop management without fertilizer input, which is commonly practiced by most farmers in the humid forest zone of West and Central Africa, requires soil fertility replenishment during a fallow period. Hypothetical relationships between fallow length and crop yields assume, that after the cropping...
Hauser, S.
,
Nolte, C.
,
Carsky, R.J.
,
[What role can planted fallows play in the humid and subhumid zone of West and Central Africa?]
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What role can planted fallows play in the humid and subhumid zone of West and Central Africa?
In the moist savanna zone with a 180 to 190 day growing period, early season cowpea immediately followed by a late season cereal crop can maximize the benefit of the legume to the cereal. Traditional cereal crops for this system are millet and sorghum but new early maize varieties can also be use...
Carsky, R.J.
,
Singh, B.B.
,
Oyewole, B.
,
[Contribution of early season cowpea to late season maize in the savanna zone of West Africa]
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Contribution of early season cowpea to late season maize in the savanna zone of West Africa
The benefit of planted fallow with legume cover crops may be limited on P deficient soil. A trial was conducted at two P deficient sites in northern Nigeria to test the hypothesis that application of P to legume cover crop fallow can substitute for N application to subsequent maize. Mainplots con...
Carsky, R.J.
,
Oyewole, B.
,
Tian, G.
,
[Effect of phosphorus application in legume cover crop rotation on subsequent maize in the savanna zone of West Africa]
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Effect of phosphorus application in legume cover crop rotation on subsequent maize in the savanna zone of West Africa
Integrated soil management with leguminous cover crops was studied at two sites in the northern Guinea savanna zone of northern Nigeria, Kaduna (190 day growing season) and Bauchi (150 days). One-year planted fallows of mucuna, lablab, and crotalaria were compared with natural grass fallow and co...
Carsky, R.J.
,
Oyewole, B.
,
Tian, G.
,
[Integrated soil management for the dry savanna zone of West Africa: legume rotation and fertilizer N]
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Integrated soil management for the dry savanna zone of West Africa: legume rotation and fertilizer N
Twelve herbaceous and shrub legume species were grown in pot and field experiments in five sites representing three agroecological zones in moist savanna in Nigeria. The objectives were to: (1) assess natural nodulation of the legumes and characterize their indigenous rhizobia, (2) determine thei...
Sanginga, N.
,
Wirkom, L.E.
,
Okogun, A.
,
Akobundu, I.O.
,
Carsky, R.J.
,
Tian, G.
,
[Nodulation and estimation of symbiotic nitrogen fixation by herbaceous and shrub legumes in Guinea Savanna in Nigeria]
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Nodulation and estimation of symbiotic nitrogen fixation by herbaceous and shrub legumes in Guinea Savanna in Nigeria
Striga gesnerioides is a serious parasite of cowpea (Vigna unguiculata) on the Abomey plateau of southern Bénin. S. gesnerioides in southern Bénin has been characterized as a race that is different from those found in the dry savanna of West Africa. IITA breeding line IT93KZ-4-5-6-1-5 was used in...
Carsky, R.J.
,
Akakpo, C.
,
Singh, B.B.
,
Detongnon, J.
,
[Cowpea yield gain from resistance to Striga gesnerioides parasitism in southern Benin]
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Cowpea yield gain from resistance to Striga gesnerioides parasitism in southern Benin
Sustainable resource management is the critical agricultural research and development challenge in sub-Saharan Africa. The accumulated knowledge on soil management gathered over the last 10 years, combined with solid crop improvement and plant health research at farmers’ level, has brought us to ...
Sanginga, N.
,
Dashiell, Kenton E.
,
Diels, J.
,
Vanlauwe, Bernard
,
Lyasse, O.
,
Carsky, R.J.
,
Tarawali, S.
,
Asafo-Adjei, B.
,
Menkir, A.
,
Schulz, S.
,
Singh, B.B.
,
Chikoye, D.
,
Keatinge, D.
,
Ortiz, R.
,
[Sustainable resource management coupled to resilient germplasm to provide new intensive cerealgrainlegumelivestock systems in the dry savanna]
,
Sustainable resource management coupled to resilient germplasm to provide new intensive cerealgrainlegumelivestock systems in the dry savanna