Planted tree or shrub fallows can help increase the fertility of degraded tropical soils. We investigated the effects of planted fallows of Indigofera (IND), Calliandra (CAL), and Tithonia (TTH); a natural, unmanaged fallow (NAT); and a maize/bean rotation (ROT) on the dynamics and partitioning o...
Phiri, S
,
Barrios, E.
,
Rao, Idupulapati M.
,
Singh, B.R.
,
[Changes in soil organic matter and phosphorus fractions under planted fallows and a crop rotation system on a Colombian volcanic-ash soil]
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Changes in soil organic matter and phosphorus fractions under planted fallows and a crop rotation system on a Colombian volcanic-ash soil
Phiri, S.
,
Rao, Idupulapati M.
,
Barrios, Edmundo
,
Singh, B.R.
,
[Plant growth, mycorrhizal association, nutrient uptake and phosphorus dynamics in a volcanic-ash soil in Colombia as affected by the establishment of Tithonia diversifolia]
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Plant growth, mycorrhizal association, nutrient uptake and phosphorus dynamics in a volcanic-ash soil in Colombia as affected by the establishment of Tithonia diversifolia
Soil organic matter (SOM) and phosphorus (P) fractions play a key role in sustaining the productivity of acid-savanna oxisols and are greatly influenced by tillage practices. In 1993, a long-term experiment on sustainable crop rotation and ley farming systems was initiated on a Colombian acid-sav...
Basamba, T.A.
,
Barrios, E.
,
Amézquita Collazos, Edgar
,
Rao, Idupulapati M.
,
Singh, B.R.
,
[Tillage effects on maize yield in a Colombian savanna oxisol : Soil organic matter and P fractions]
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Tillage effects on maize yield in a Colombian savanna oxisol : Soil organic matter and P fractions
Soil fertility replenishment is a critical factor that many farmers in the tropical American hillsides have to cope with to increase food crop production. The effect of three planted fallow systems (Calliandra houstoniana-CAL, Indigofera zollingeriana-IND, Tithonia diversifolia-TTH) and a crop ro...
Basamba, T.A.
,
Barrios, E.
,
Singh, B.R.
,
Rao, Idupulapati M.
,
[Impact of planted fallows and a crop rotation on nitrogen mineralization and phosphorus and organic matter fractions on a Colombian volcanic-ash soil]
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Impact of planted fallows and a crop rotation on nitrogen mineralization and phosphorus and organic matter fractions on a Colombian volcanic-ash soil