Low nutrient availability, especially phosphorus (P) and nitrogen (N) supply is the major limitation to forage production in acid infertile soils of the tropics. A field study was conducted at the farm ‘La Es- peranza’ located in Mondomo, Department of Cauca, in the coffee growing zone of Colombia...
Gómez Carabali, A
,
Rao, Idupulapati M.
,
Ricaurte, Jaumer
,
[Differences in root distribution, nutrient acquisition and nutrient utilization by tropical forage species grown in degraded hillside soil conditions]
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Differences in root distribution, nutrient acquisition and nutrient utilization by tropical forage species grown in degraded hillside soil conditions
Rao, Idupulapati M.
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Borrero, V.
,
Ricaurte Oyola, José Jaumer
,
García, Ramiro
,
Ayarza, Miguel Angel
,
[Adaptive attributes of tropical forage species to acid soils. II. Differences in shoot and root growth responses to varying phosphorus supply and soil type]
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Adaptive attributes of tropical forage species to acid soils. II. Differences in shoot and root growth responses to varying phosphorus supply and soil type
Low phosphorus (P) supply is a major limitation to pasture establishment and production in highly weathered acid soils. Previous research showed that the forage legume, Arachis pintoi, was more efficient in acquiring P from infertile acid soils than the forage grass, Brachiaria dictyoneura. The m...
Rao, Idupulapati M.
,
Borrero, V.
,
Ricaurte Oyola, José Jaumer
,
García, Ramiro
,
[Adaptive attributes of tropical forage species to acid soils. V. Differences in phosphorus acquisition from less available inorganic and organic sources of phosphate]
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Adaptive attributes of tropical forage species to acid soils. V. Differences in phosphorus acquisition from less available inorganic and organic sources of phosphate
Phosphorus (P) deficiency and aluminium (Al) toxicity are widespread in Oxisols of the tropical savannas of eastern Colombia. A field experiment was conducted to determine the effect of Al toxicity and P deficiency on plant growth and nutrient uptake of two Brachiaria species. To examine the infl...
Hausller, K
,
Rao, Idupulapati M.
,
Schultze-Kraft, Rainer
,
Marschner, H
,
[Shoot and root growth of two tropical grasses, Brachiaria ruziziensis and B. dictyoneura, as influenced by aluminium toxicity and phosphorus deficiency in a sandy loam oxisol of the eastern plains of Colombia]
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Shoot and root growth of two tropical grasses, Brachiaria ruziziensis and B. dictyoneura, as influenced by aluminium toxicity and phosphorus deficiency in a sandy loam oxisol of the eastern plains of Colombia
Gómez Carabali, A
,
Rao, Idupulapati M.
,
Beck, R.F.
,
Ortiz, M.
,
[Adaptación de una gramínea (C4) y dos leguminosas (C3) forrajeras a un andisol ácido degradado de Colombia]
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Adaptación de una gramínea (C4) y dos leguminosas (C3) forrajeras a un andisol ácido degradado de Colombia
Gómez Carabali, A
,
Rao, Idupulapati M.
,
Otero, TJ
,
[Influence of fertilization, season, and forage species in presence of arbuscular mycorrhizae in a degraded andisoil of Colombia = Influencia de la fertilización, la época y la especie forajera en la presencia de micorriza arbuscular en un Andisol degradado de Colombia]
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Influence of fertilization, season, and forage species in presence of arbuscular mycorrhizae in a degraded andisoil of Colombia = Influencia de la fertilización, la época y la especie forajera en la presencia de micorriza arbuscular en un Andisol degradado de Colombia
Rao, Idupulapati M.
,
Ayarza, Miguel Angel
,
Thomas, Richard J.
,
Fisher, Myles J.
,
Sanz Scovino, José Ignacio
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Spain, James M.
,
Lascano, Carlos E.
,
[Soil-plant factors and processes affecting productivity in ley farming]
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Soil-plant factors and processes affecting productivity in ley farming