Sanginga, N. : rechercher sur Z-Library

Année:

1992

Langue:

english

Fichier:

PDF, 1.65 MB

english, 1992

Long-term integrated soil fertility management in South-western Nigeria: Crop performance and impact on the soil fertility status

B. Vanlauwe, J. Diels, N. Sanginga, R. Merckx

Journal:

Année:

2005

Langue:

english

Fichier:

PDF, 457 KB

english, 2005

Integrated soil fertility management Operational definition and consequences for implementation and dissemination

Vanlauwe, B., Bationo, A., Chianu, J., Giller, K.E., Merckx, R., Mokwunye, U., Ohiokpehai, O., Pypers, P., Tabo, R., Shepherd, K.D., Smaling, E.M.A., Woomer, P.L., Sanginga, N.

Journal:

Outlook on Agriculture

Année:

2010

Langue:

english

Fichier:

PDF, 1.51 MB

english, 2010

Nodulation and estimation of symbiotic nitrogen fixation by herbaceous and shrub legumes in Guinea savanna in Nigeria

N. Sanginga, A. Okogun, I. O. Akobundu, R. J. Carsky, G. Tian, L. E. Wirkom

Journal:

Année:

1996

Langue:

english

Fichier:

PDF, 734 KB

english, 1996

Influence of pruning management on P and N distribution and use efficiency by N2fixing and non-N2fixing trees used in alley cropping systems

N. Sanginga, S. K. A. Danso, F. Zapata, G. D. Bowen

Journal:

Année:

1994

Langue:

english

Fichier:

PDF, 549 KB

english, 1994

Evaluation of symbiotic properties and nitrogen contribution of mucuna to maize grown in the derived savanna of West Africa

N. Sanginga, B. Ibewiro, P. Houngnandan, B. Vanlauwe, J. A. Okogun, I. O. Akobundu, M. Versteeg

Journal:

Pascal C. Sanginga, Colletah A. Chitsike, Jemimah Njuki, Susan Kaaria, Rogers Kanzikwera

Année:

1996

Langue:

english

Fichier:

PDF, 863 KB

english, 1996

Enhanced learning from multi-stakeholder partnerships: Lessons from the Enabling Rural Innovation in Africa programme

Journal:

Natural Resources Forum (John Wiley and Sons)

Année:

2007

Langue:

english

Fichier:

PDF, 138 KB

english, 2007

Nitrogen contributions from decomposing cover crop residues to maize in a tropical derived savanna

B. Ibewiro, N. Sanginga, B. Vanlauwe, R. Merckx

Journal:

N. Sanginga, B. Vanlauwe, S. K. A. Danso

Année:

2000

Langue:

english

Fichier:

PDF, 140 KB

english, 2000

Management of biological N2fixation in alley cropping systems: Estimation and contribution to N balance

Journal:

Année:

1995

Langue:

english

Fichier:

PDF, 2.02 MB

english, 1995

Evaluation of symbiotic dinitrogen inputs of herbaceous legumes into tropical cover-crop systems

B. Ibewiro, N. Sanginga, B. Vanlauwe, R. Merckx

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 153 KB

english, 2000

Arbuscular mycorrhizal fungi respond to rhizobial inoculation and cropping systems in farmers' fields in the Guinea savanna

N. Sanginga, R. J. Carsky, K. Dashiell

Journal:

Soil Biology and Biochemistry

Année:

1999

Langue:

english

Fichier:

PDF, 247 KB

english, 1999

Long-term soil organic carbon dynamics in a subhumid tropical climate: 13C data in mixed C3/C4 cropping and modeling with ROTHC

J. Diels, B. Vanlauwe, M.K. Van der Meersch, N. Sanginga, R. Merckx

Journal:

Année:

2004

Langue:

english

Fichier:

PDF, 315 KB

english, 2004

Linking Smallholder Farmers to Markets in East Africa: Empowering Mountain Communities to Identify Market Opportunities and Develop Rural Agroenterprises

Pascal C. Sanginga, Rupert Best, Colletah Chitsike, Robert Delve, Susan Kaaria and Roger Kirkby

Journal:

Mountain Research and Development

Année:

2004

Langue:

english

Fichier:

PDF, 1.70 MB

english, 2004

Maize Yield as Affected by Organic Inputs and Urea in the West African Moist Savanna

Vanlauwe, B., Aihou, K., Aman, S., Iwuafor, E. N. O., Tossah, B. K., Diels, J., Sanginga, N., Lyasse, O., Merckx, R., Deckers, J.

Journal:

Agronomy Journal

Année:

2001

Langue:

english

Fichier:

PDF, 208 KB

english, 2001

Sustaining linkages to high value markets through collective action in Uganda

Elly Kaganzi, Shaun Ferris, James Barham, Annet Abenakyo, Pascal Sanginga, Jemimah Njuki

Journal:

Food Policy

Année:

2009

Langue:

english

Fichier:

PDF, 186 KB

english, 2009

Mineral N dynamics in bare and cropped Leucaena leucocephala and Dactyladenia barteri alley cropping systems after the addition of 15N-labelled leaf residues

B. VANLAUWE, J. DIELS, L. DUCHATEAU, N. SANGINGA, R. MERCKX

Journal:

European Journal of Soil Science

Année:

1998

Fichier:

PDF, 1.25 MB

1998

Effects of Mulch from 14 Multipurpose Tree Species (MPTs) on Early Growth and Nodulation of Cowpea (Vigna unguiculata L.)

A. Y. Kamara, I. O. Akobundu, N. Sanginga, S. C. Jutzi

Journal:

Journal of Agronomy and Crop Science

Année:

1999

Langue:

english

Fichier:

PDF, 215 KB

english, 1999

Nutrient requirements of exotic tree species in Zimbabwe

N. Sanginga, D. Gwaze, M. J. Swift

Journal:

Année:

1991

Langue:

english

Fichier:

PDF, 616 KB

english, 1991

Impact of residue quality on the C and N mineralization of leaf and root residues of three agroforestry species

B. Vanlauwe, O. C. Nwoke, N. Sanginga, R. Merckx

Journal:

N. Sanginga, G. D. Bowen, S. K. A. Danso

Année:

1996

Langue:

english

Fichier:

PDF, 740 KB

english, 1996

Assessment of genetic variability for N2fixation between and within provenances ofLeucaena leucocephalaandAcacia albidaestimated by15N labelling techniques

Journal:

Année:

1990

Langue:

english

Fichier:

PDF, 672 KB

english, 1990

Nitrogen contribution by multipurpose trees to rice and cowpea in an alley cropping system in Sierra Leone

D. S. Amara, N. Sanginga, S. K. A. Danso, D. S. Suale

Journal:

Agroforestry Systems

Année:

1996

Langue:

english

Fichier:

PDF, 505 KB

english, 1996

Vesicular-arbuscular mycorrhiza effects onGliricidia sepiumandSenna siameain a fallowed alley cropping system

I. E. Okon, O. Osonubi, N. Sanginga

Journal:

Agroforestry Systems

Année:

1996

Langue:

english

Fichier:

PDF, 520 KB

english, 1996

Field measurements of nitrogen fixation in leguminous trees used in agroforestry systems: Influence of15N-labeling approaches and reference trees

N. Sanginga, S. K. A. Danso, F. Zapata

Journal:

Année:

1996

Langue:

english

Fichier:

PDF, 625 KB

english, 1996

Effect of successive cuttings on uptake and partitioning of15N among plant parts ofLeucaena leucocephala

N. Sanginga, F. Zapata, S. K. A. Danso, G. D. Bowen

Journal:

Année:

1990

Langue:

english

Fichier:

PDF, 558 KB

english, 1990

Phosphorus requirements and nitrogen accumulation by N2-fixing and non-N2-fixing leguminous trees growing in low P soils

N. Sanginga, S. K. A. Danso, F. Zapata, G. D. Bowen

Journal:

Année:

1995

Langue:

english

Fichier:

PDF, 560 KB

english, 1995

Nitrogen use efficiency and N-competition betweenLeucaenahedgerows and maize in an alley cropping system

F. K. Akinnifesi, B. T. Kang, N. Sanginga, H. Tijani-Eniola

Journal:

Année:

1996-1997

Langue:

english

Fichier:

PDF, 747 KB

english, 1996-1997

Influence of phytoparasitic nematodes on symbiotic N2fixation in tropical herbaceous legume cover crops

B. Ibewiro, N. Sanginga, B. Vanlauwe, R. Merckx

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 108 KB

english, 2000

Potential nutrient supply, nutrient utilization efficiencies, fertilizer recovery rates and maize yield in northern Nigeria

Fritz Oben Tabi, Jan Diels, Ayo O. Ogunkunle, Emmanuel N. O. Iwuafor, Bernard Vanlauwe, N. Sanginga

Journal:

Année:

2008

Langue:

english

Fichier:

PDF, 394 KB

english, 2008

Innovations as key to the green revolution in Africa: exploring the scientific facts

N. Sanginga

Journal:

Année:

2010

Langue:

english

Fichier:

PDF, 84 KB

english, 2010

Phosphorus use efficiency and nitrogen balance of cowpea breeding lines in a low P soil of the derived savanna zone in West Africa

N. Sanginga, O. Lyasse, B.B. Singh

Journal:

Année:

2000

Langue:

english

Fichier:

PDF, 105 KB

english, 2000

Nitrogen management in `adequate' input maize-based agriculture in the derived savanna benchmark zone of Benin Republic

B. Vanlauwe, K. Aihou, P. Houngnandan, J. Diels, N. Sanginga, R. Merckx

Journal:

Année:

2001

Langue:

english

Fichier:

PDF, 210 KB

english, 2001

Nitrogen contribution of five leguminous trees and shrubs to alley cropped maize in Ibadan, Nigeria

J. A. Okogun, N. Sanginga, K. Mulongoy

Journal:

Agroforestry Systems

Année:

2000

Langue:

english

Fichier:

PDF, 102 KB

english, 2000

Fertility status of soils of the derived savanna and northern guinea savanna and response to major plant nutrients, as influenced by soil type and land use management

B. Vanlauwe, J. Diels, O. Lyasse, K. Aihou, E.N.O. Iwuafor, N. Sanginga, R. Merckx, J. Deckers

Journal:

Année:

2002

Langue:

english

Fichier:

PDF, 369 KB

english, 2002

The distribution of phosphorus fractions and desorption characteristics of some soils in the moist savanna zone of West Africa

O.C. Nwoke, B. Vanlauwe, J. Diels, N. Sanginga, O. Osonubi

Journal: