El frijol (Phaseolus vulgaris L.), una importante fuente de calorías, proteínas y fibra, se siembra en Brasil anualmente en tres épocas en un total de 5.2 millones de hectareas produciendo 2.8 millones de toneladas, las cuales representan 60% de la producción de frijol en Latinoamerica o un 35% d...
Thung, Michael D.
,
[Soil fertility conservation and enhancement in bean production systems in Brazil]
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Soil fertility conservation and enhancement in bean production systems in Brazil
Since 1987 cassava agronomy research has been conducted by scientists from national cassava programs in Asia in collaboration and with small financial assistance from the CIAT cassava program. This paper summarizes and pulls together the results obtained, mainly corresponding to the period of 149...
Howeler, Reinhardt H.
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[Agronomy research in the Asian cassava network: Towards better production without soil degradation]
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Agronomy research in the Asian cassava network: Towards better production without soil degradation
koné, Armand W.
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Edoukou, Ettien F.
,
Gonnety, Jean T.
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N`Dri, Aurélie N.A.
,
Assémien, Laurenza F.E.
,
Angui, Pascal K.T.
,
Tondoh, Jérôme E.
,
[Can the shrub Chromolaena odorata (Asteraceae) be considered as improving soil biology and plant nutrient availability?]
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Can the shrub Chromolaena odorata (Asteraceae) be considered as improving soil biology and plant nutrient availability?
Results of research on soil fertility management for bean production in Uganda are explored. The occurrence and severity of soil fertility problems as constraints to bean production are examined and additional research needs are suggested. Results of trials conducted on research station and farme...
Se examinan los resultados de investigaciones en manejo de la fertilidad del suelo para la produccion de frijol en Uganda y la presencia y severidad de los problemas de fertilidad del suelo como factores limitantes de la produccion de este cultivo. Se sugieren necesidades adicionales de investiga...
Ochwoh, V.A
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Wortmann, Charles S.
,
[Soil fertility and bean nutrition in Uganda: A review and future research needs]
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Soil fertility and bean nutrition in Uganda: A review and future research needs
Sustainable agriculture requires the careful optimization of the use of organic amendments to improve soil fertility while minimizing any harmful environmental effects. To understand the events that occur in soil after the addition of different organic amendments, we evaluated the nitrogen (N) mi...
Masunga, R.H.
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Uzokwe, Veronica N.E.
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Mlay, P.D.
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Odeh, I.
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Singh, A.
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Buchan, D.
,
Neve, S. de
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[Nitrogen mineralization dynamics of different valuable organic amendments commonly used in agriculture]
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Nitrogen mineralization dynamics of different valuable organic amendments commonly used in agriculture
Ndabamenye, T.
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Vanlauwe, Bernard
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Asten, Piet J.A. van
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Blomme, Guy
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Swennen, R.L.
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Uzayisenga, Bellancile
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Annandale, J.G.
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Barnard, R.O.
,
[Influence of plant density on variability of soil fertility and nutrient budgets in low input East African highland banana (Musa spp. AAA-EA) cropping systems]
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Influence of plant density on variability of soil fertility and nutrient budgets in low input East African highland banana (Musa spp. AAA-EA) cropping systems
International Institute of Tropical Agriculture
,
[Managing soils for sustainable cassava production]
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Managing soils for sustainable cassava production
In Democratic Republic of Congo (DRC), cassava covers more than half of the area under cultivation and is permanently consumed by more than 70% of the population for its roots and about 80% for its leaves, which are one of the main vegetables in the country. National cassava production suffered a...
Mahungu, N.M.
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Ndonda, A.
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Frangoie, A.
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Moango, A.
,
[Effect of Tillage and the Position of Cuttings on Cassava Root and Leaf Yields in the Savanna and Forest Fallow Zones of the Democratic Republic of Congo]
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[Effet du labour et du mode de bouturage sur les rendements en racines et en feuilles de manioc dans les zones de savane et de jacheres forestieres de la Republique Democratique du Congo.]
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Effet du labour et du mode de bouturage sur les rendements en racines et en feuilles de manioc dans les zones de savane et de jacheres forestieres de la Republique Democratique du Congo.
Sub-Saharan Africa (SSA) is plagued by low productivity and little research is available on the attainable responses and profitability to applied nutrients under variable environments. The objective of this study was to determine the attainable maize grain response to and potential of profitabili...
Kihara, Job
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Huising, Jeroen
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Nziguheba, Generose
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Waswa, Boaz S.
,
Njoroge, S
,
Kabambe, V.
,
Iwuafor, E.
,
Kibunja, C.N.
,
Esilaba, Anthony O.
,
Coulibaly, A
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[Maize response to macronutrients and potential for profitability in sub-Saharan Africa]
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Maize response to macronutrients and potential for profitability in sub-Saharan Africa