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Journal Article 1997

Autor: Buresh, R.J. Tian, G.

Trees can influence both the supply and availability of nutrients in the soil. Trees increase the supply of nutrients within the rooting zone of crops through (1) input of N by biological N2 fixation, (2) retrieval of nutrients from below the rooting zone of crops and (3) reduction in nutrient lo...

Enlace original: https://cgspace.cgiar.org/handle/10568/98660

Investigación en Agricultura
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Buresh, R.J. ,  Tian, G. ,  [Soil improvement by trees in sub-Saharan Africa] ,  Soil improvement by trees in sub-Saharan Africa
Conference Paper 2002

Autor: Kolawole, G.O. Tian, G. Singh, B.B.

Phosphorus is important for cowpea production in many tropical African soils with inherent low P fertility. Most farmers in Africa, however, do not have access to P fertilizer. Selection of cowpea lines that produce good yield under low soil P or those with high P-use efficiency can be a low inpu...

Enlace original: https://cgspace.cgiar.org/handle/10568/99833

Investigación en Agricultura
Enlace permanente
Kolawole, G.O. ,  Tian, G. ,  Singh, B.B. ,  [Differential response of cowpea lines to application of P fertilizer] ,  Differential response of cowpea lines to application of P fertilizer
Journal Article 2001-09

Autor: Tian, G. Salako, F. Ishida, F.

The capacity of vegetation fallow to replenish carbon and nutrients in degraded soil is related largely to the nature of the fallow vegetation, particularly the chemical composition. Therefore, a study was conducted at Ibadan, southwestern Nigeria (humid tropics), to look into these relationships...

Enlace original: https://cgspace.cgiar.org/handle/10568/97189

Investigación en Agricultura
Enlace permanente
Tian, G. ,  Salako, F. ,  Ishida, F. ,  [Replenishment of C, N, and P in a degraded alfisol under humid tropical conditions; effect of fallow species and litter polyphenols] ,  Replenishment of C, N, and P in a degraded alfisol under humid tropical conditions; effect of fallow species and litter polyphenols

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