-
2
-
-
0002294007
-
Land use conflicts in pastoral development in northern Còte d'Ivoire
-
T.J. Basselt and D.E. Coummey (Editors), University of Wisconsin Press, Madison
-
Basselt, T.J., 1993. Land use conflicts in pastoral development in northern Còte d'Ivoire. In: T.J. Basselt and D.E. Coummey (Editors), Land in African Agrarian Systems. University of Wisconsin Press, Madison, pp. 131-154.
-
(1993)
Land in African Agrarian Systems
, pp. 131-154
-
-
Basselt, T.J.1
-
5
-
-
0001984317
-
Behavioral and material determinants of production relations in land abundant tropical agriculture
-
Binswanger, H.P. and McIntire, J., 1987. Behavioral and material determinants of production relations in land abundant tropical agriculture. Econ. Dev. Cult. Change, 36: 73-97.
-
(1987)
Econ. Dev. Cult. Change
, vol.36
, pp. 73-97
-
-
Binswanger, H.P.1
McIntire, J.2
-
7
-
-
84974231586
-
Sulphur in Northern Nigerian soils
-
Bromfield, A.R., 1972. Sulphur in Northern Nigerian soils. J. Agric. Sci., 78: 465-470.
-
(1972)
J. Agric. Sci.
, vol.78
, pp. 465-470
-
-
Bromfield, A.R.1
-
8
-
-
0003628689
-
Planning technologies appropriate to farmers
-
CIMMYT, Mexico
-
Byerlee, D. and Collinson, M., 1980. Planning Technologies Appropriate to Farmers. Concepts and Procedures. CIMMYT, Mexico.
-
(1980)
Concepts and Procedures
-
-
Byerlee, D.1
Collinson, M.2
-
9
-
-
84871149822
-
Nematological research at IITA 1969-1988
-
IITA, Ibadan, Nigeria
-
Caveness, F.E., 1992. Nematological Research at IITA 1969-1988. PHMD-Monograph No. 2, IITA, Ibadan, Nigeria.
-
(1992)
Phmd-monograph
, vol.2
-
-
Caveness, F.E.1
-
11
-
-
0000913420
-
L'amélioration du profil cultural dans les sols sableux et sablo-argileux de la zone tropicale sèche ouest-africaine et ses incidence agronomique
-
Charreau, C. and Nicou, R., 1971. L'amélioration du profil cultural dans les sols sableux et sablo-argileux de la zone tropicale sèche ouest-africaine et ses incidence agronomique. Agron. Trop., 26: 209-255.
-
(1971)
Agron. Trop.
, vol.26
, pp. 209-255
-
-
Charreau, C.1
Nicou, R.2
-
12
-
-
0011933988
-
Le territoire géobotanique de l'Afrique tropicale nord-occidentale et ses divisions
-
Chevallier, A., 1933. Le territoire géobotanique de l'Afrique tropicale nord-occidentale et ses divisions. Bull. Soc. Bot., 80: 4-26.
-
(1933)
Bull. Soc. Bot.
, vol.80
, pp. 4-26
-
-
Chevallier, A.1
-
13
-
-
0011930502
-
On-farm assessment of nematodes as production constraints on intensified cereal-based systems in the northern Guinea savanna of Nigeria
-
B. Fawole, O.A. Egunjobi, S.O. Adesiyan, J.O. Babatola and A.A. Idowu (Editors), HISWILL, Ibadan, Nigeria
-
Chindo, P.S. and Weber, G., 1992. On-farm assessment of nematodes as production constraints on intensified cereal-based systems in the northern Guinea savanna of Nigeria. B. Fawole, O.A. Egunjobi, S.O. Adesiyan, J.O. Babatola and A.A. Idowu (Editors), The Biology and Control of Nematode Pests of Food Crops in Africa. HISWILL, Ibadan, Nigeria, pp. 19-36.
-
(1992)
The Biology and Control of Nematode Pests of Food Crops in Africa
, pp. 19-36
-
-
Chindo, P.S.1
Weber, G.2
-
14
-
-
0000455399
-
Etudes du système racinaire du nil (Pennisetum typhoides) dans un sol sableux du Sénégal
-
Chopart, J.L., 1983. Etudes du système racinaire du nil (Pennisetum typhoides) dans un sol sableux du Sénégal. Agron. Trop., 38: 37-46.
-
(1983)
Agron. Trop.
, vol.38
, pp. 37-46
-
-
Chopart, J.L.1
-
17
-
-
0024782989
-
The changing economic content of mixed farming in savanna West Africa: A conceptual framework applied to Burkina Faso
-
Delgado, L.L., 1989. The changing economic content of mixed farming in savanna West Africa: a conceptual framework applied to Burkina Faso. Q. J. Int. Agric., 28: 351-364.
-
(1989)
Q. J. Int. Agric.
, vol.28
, pp. 351-364
-
-
Delgado, L.L.1
-
18
-
-
0012010314
-
-
Samaru Misc. Pap. 127, Institute for Agricultural Research, Zaria, Nigeria
-
Elemo, K., Kumar, V., Olukosi, J.O. and Ogungbile, A.O., 1990. Review of Research Work on Mixed Cropping in the Nigeria Savanna. Samaru Misc. Pap. 127, Institute for Agricultural Research, Zaria, Nigeria.
-
(1990)
Review of Research Work on Mixed Cropping in the Nigeria Savanna
-
-
Elemo, K.1
Kumar, V.2
Olukosi, J.O.3
Ogungbile, A.O.4
-
19
-
-
84974131357
-
Economic and technical efficiency of fertilizer use in food production in Nigeria
-
Port Harcourt, Nigeria
-
Falusi, A.O., 1987. Economic and technical efficiency of fertilizer use in food production in Nigeria. National Fertilizer Seminar, Port Harcourt, Nigeria.
-
(1987)
National Fertilizer Seminar
-
-
Falusi, A.O.1
-
20
-
-
0003874125
-
Report on the agroecological zones project
-
FAO, Rome
-
FAO, 1978. Report on the Agroecological Zones Project. Vol. 1. Methodology and Results for Africa. FAO, Rome.
-
(1978)
Methodology and Results for Africa
, vol.1
-
-
-
21
-
-
85030288297
-
-
Africa. UNESCO, Paris
-
FAO-Unesco, 1976. Soil Map of the World. Vol. VI: Africa. UNESCO, Paris.
-
(1976)
Soil Map of the World
, vol.6
-
-
-
22
-
-
0011957688
-
-
Mimeo, IITA, Ibadan, Nigeria. (Unpublished.)
-
Freeman, H.A., Roe, T.L. and Smith, J., 1994. Government policies and the environment: a household level analysis in the northern Guinea savanna zone of West Africa. Mimeo, IITA, Ibadan, Nigeria. (Unpublished.)
-
(1994)
Government Policies and the Environment: A Household Level Analysis in the Northern Guinea Savanna Zone of West Africa
-
-
Freeman, H.A.1
Roe, T.L.2
Smith, J.3
-
23
-
-
0011996292
-
Afrique de l'ouest et du centre: Mais ou sorgho?
-
Fusillier, J.C., 1994. Afrique de l'ouest et du centre: mais ou sorgho?. Agric. Dev., 2: 20-28.
-
(1994)
Agric. Dev.
, vol.2
, pp. 20-28
-
-
Fusillier, J.C.1
-
24
-
-
0011959372
-
Semi-arid cereal and grazing systems of West Africa
-
C.J. Pearson (Editor), Elsevier, Amsterdam
-
Fussel, L.K., 1992. Semi-arid cereal and grazing systems of West Africa. In: C.J. Pearson (Editor), Field Crop Ecosystems. Elsevier, Amsterdam, pp. 485-518.
-
(1992)
Field Crop Ecosystems
, pp. 485-518
-
-
Fussel, L.K.1
-
25
-
-
0011960375
-
Le coton en Afrique de l'ouest et du centre. Situation et perspective
-
Griffon, M., 1988. Le Coton en Afrique de l'ouest et du centre. Situation et perspective. Coton Fibres Trop., 43: 5158.
-
(1988)
Coton Fibres Trop.
, vol.43
, pp. 5158
-
-
Griffon, M.1
-
27
-
-
0026312944
-
Tillage systems for the West African semi-arid tropics
-
Hulugalle, N.R. and Maurya, P.R., 1991. Tillage systems for the West African semi-arid tropics. Soil Tillage Res., 20: 187-199.
-
(1991)
Soil Tillage Res.
, vol.20
, pp. 187-199
-
-
Hulugalle, N.R.1
Maurya, P.R.2
-
28
-
-
85030284017
-
Vegetation dynamics and regeneration in seasonal tropical
-
Opulus Press, Knivsta, Sweden
-
Hyttelborn, H. and Skarpe, C., 1992. Vegetation Dynamics and Regeneration in Seasonal Tropical. Climates. Opulus Press, Knivsta, Sweden.
-
(1992)
Climates
-
-
Hyttelborn, H.1
Skarpe, C.2
-
29
-
-
0011967256
-
-
Mimeo, IITA, Nigeria
-
Jagtap, S., 1994. Changes in annual, seasonal, and monthly rainfall in Nigeria during 1961-1990 and consequence for agriculture. Mimeo, IITA, Nigeria.
-
(1994)
Changes in Annual, Seasonal, and Monthly Rainfall in Nigeria during 1961-1990 and Consequence for Agriculture
-
-
Jagtap, S.1
-
30
-
-
0024784824
-
Spatial pattern of soil effective depth over West Africa
-
Jaiyeoba, J.A. and Ologe, K.O., 1989. Spatial pattern of soil effective depth over West Africa. Z. Geomorphol., 33: 143-150.
-
(1989)
Z. Geomorphol.
, vol.33
, pp. 143-150
-
-
Jaiyeoba, J.A.1
Ologe, K.O.2
-
31
-
-
0001078658
-
Effects of three nitrogen fertilizers and line on ph and exchangeable cation content at different depths in cropped soils at two sites in the Nigerian savanna
-
Jones, M.J., 1976. Effects of three nitrogen fertilizers and line on pH and exchangeable cation content at different depths in cropped soils at two sites in the Nigerian savanna. Trop. Agric., 53: 243-254.
-
(1976)
Trop. Agric.
, vol.53
, pp. 243-254
-
-
Jones, M.J.1
-
32
-
-
0003264352
-
Soils of the West African Savanna
-
CAB, Harpenden
-
Jones, M.J. and Wild, A., 1975. Soils of the West African Savanna. Tech. Commun. No. 55, CAB, Harpenden.
-
(1975)
Tech. Commun.
, vol.55
-
-
Jones, M.J.1
Wild, A.2
-
33
-
-
0000491270
-
Micronutrient problems in tropical Africa
-
Kang, B.T. and Osiname, O.A., 1985. Micronutrient problems in tropical Africa. Fert. Res., 7: 131-150.
-
(1985)
Fert. Res.
, vol.7
, pp. 131-150
-
-
Kang, B.T.1
Osiname, O.A.2
-
36
-
-
0002318790
-
Parasitic weeds and control methods in Africa
-
S.K. Kim (Editor), Combating Striga in Africa. IITA, Ibadan, Nigeria
-
Lagoke, S.T.O., Parkinson, V. and Agunbiade, R.M., 1991. Parasitic weeds and control methods in Africa. In: S.K. Kim (Editor), Combating Striga in Africa. Proc. Int. Workshop organized by IITA, ICRISAT and IDRC, 22-24 August 1988. IITA, Ibadan, Nigeria, pp. 3-14.
-
(1991)
Proc. Int. Workshop Organized by IITA, ICRISAT and IDRC, 22-24 August 1988
, pp. 3-14
-
-
Lagoke, S.T.O.1
Parkinson, V.2
Agunbiade, R.M.3
-
38
-
-
0011824628
-
Nigeria's economic development, agriculture's role and world bank's assistance, 1961-1988: Lessons for the future
-
The World Bank, Washington D.C
-
Lele, U., Oyejide, A., Bindlish, V. and Bumb, B., 1989a. Nigeria's Economic Development, Agriculture's Role and World Bank's Assistance, 1961-1988: Lessons for the Future. MADIA-Studies, The World Bank, Washington D.C.
-
(1989)
MADIA-studies
-
-
Lele, U.1
Oyejide, A.2
Bindlish, V.3
Bumb, B.4
-
39
-
-
20044368197
-
Cotton in africa: An analysis of difference in performance
-
The World Bank, Washington D.C
-
Lele, U., van de Walle, N. and Gbetibou, O.M., 1989b. Cotton in Africa: an analysis of difference in performance. MADIA Discuss. Pap. 7, The World Bank, Washington D.C.
-
(1989)
MADIA Discuss. Pap.
, vol.7
-
-
Lele, U.1
Van De Walle, N.A.2
Gbetibou, O.M.3
-
40
-
-
0026292729
-
Fertility status of selected millet producing soils of West Africa with emphasis on phosphorous
-
Manu, A., Bationo, A. and Geiger, S.C., 1991. Fertility status of selected millet producing soils of West Africa with emphasis on phosphorous. Soil Sci., 152: 315-320.
-
(1991)
Soil Sci.
, vol.152
, pp. 315-320
-
-
Manu, A.1
Bationo, A.2
Geiger, S.C.3
-
41
-
-
0011930052
-
Macro-characterization of agricultural systems in West Africa: A broad overview
-
IITA, Ibadan, Nigeria
-
Manyong, M., Smith, J., Weber, G., Jagtap, S.S. and Oyewole, B., 1994. Macro-characterization of Agricultural Systems in West Africa: A Broad Overview. RCMD-Monograph, IITA, Ibadan, Nigeria.
-
(1994)
RCMD-monograph
-
-
Manyong, M.1
Smith, J.2
Weber, G.3
Jagtap, S.S.4
Oyewole, B.5
-
42
-
-
0011963297
-
The evolution of agrarian systems in Yatenga, Upper Volta
-
Marchal, J.Y., 1977. The evolution of agrarian systems in Yatenga, Upper Volta.. African Environ., 2: 73-85.
-
(1977)
African Environ.
, vol.2
, pp. 73-85
-
-
Marchal, J.Y.1
-
43
-
-
0023582407
-
En afrique des savannes, le fractionnement des unités d'exploitation rurales, ou le chacun pour soi
-
Marchal, J.Y., 1987. En Afrique des savannes, le fractionnement des unités d'exploitation rurales, ou le chacun pour soi. Cah. Sci. Hum., 23: 445-454.
-
(1987)
Cah. Sci. Hum.
, vol.23
, pp. 445-454
-
-
Marchal, J.Y.1
-
44
-
-
0002810803
-
Constraints to fertilizer use in sub-Saharan Africa
-
A.U. Mokwunye and P.L.G. Vlek (Editors), Martinus Nijhoff, Dordrecht
-
McIntire, J., 1986. Constraints to fertilizer use in sub-Saharan Africa. In: A.U. Mokwunye and P.L.G. Vlek (Editors), Management of Nitrogen and Phosphorous Fertilizers in SubSaharan Africa. Martinus Nijhoff, Dordrecht, pp. 33-58.
-
(1986)
Management of Nitrogen and Phosphorous Fertilizers in Subsaharan Africa
, pp. 33-58
-
-
McIntire, J.1
-
45
-
-
85040898482
-
-
The World Bank, Washington, USA
-
McIntire, J., Bourzat, D. and Pingali, P., 1992. Crop-Livestock Interaction in Sub-Saharan Africa. The World Bank, Washington, USA.
-
(1992)
Crop-livestock Interaction in Sub-saharan Africa
-
-
McIntire, J.1
Bourzat, D.2
Pingali, P.3
-
46
-
-
0026006809
-
Indigenous land right systems in Sub-Saharan Africa: A constraint on productivity
-
Migot-Adholla, S., Hazell, P., Blapel, B. and Place, F., 1991. Indigenous land right systems in Sub-Saharan Africa: a constraint on productivity. World Bank Econ. Rev., 5: 155-175.
-
(1991)
World Bank Econ. Rev.
, vol.5
, pp. 155-175
-
-
Migot-Adholla, S.1
Hazell, P.2
Blapel, B.3
Place, F.4
-
48
-
-
0025662621
-
Farmers' maize yields in S.W. Nigeria and the effect of variety and fertilizer: An analysis of variability in on-farm trials
-
Mutsaers, H.J.W. and Walker, P., 1990. Farmers' maize yields in S.W. Nigeria and the effect of variety and fertilizer: an analysis of variability in on-farm trials. Field Crops Res., 23: 265-278.
-
(1990)
Field Crops Res.
, vol.23
, pp. 265-278
-
-
Mutsaers, H.J.W.1
Walker, P.2
-
49
-
-
0002348857
-
Travail du sol et economie de lleau en Afrique de l'Ouest
-
H.W. Oho and J.G. Nagy (Editors), Purdue University, West Lafayette, IN
-
Nicou, R. and Charreau, C., 1985. Travail du sol et economie de lleau en Afrique de l'Ouest. In: H.W. Oho and J.G. Nagy (Editors), Technologies Appropriées pour les Paysans des Zones Semi-arides de l'Afrique de l'Ouest. Purdue University, West Lafayette, IN, pp. 9-37.
-
(1985)
Technologies Appropriées pour les Paysans des Zones Semi-arides de l'Afrique de l'Ouest
, pp. 9-37
-
-
Nicou, R.1
Charreau, C.2
-
50
-
-
84925891016
-
Rationalizing mixed cropping under indigenous conditions. The example of Northern Nigeria
-
Norman, D.W., 1974. Rationalizing mixed cropping under indigenous conditions. The example of Northern Nigeria. J. Dev. Stud., 11: 3-21.
-
(1974)
J. Dev. Stud.
, vol.11
, pp. 3-21
-
-
Norman, D.W.1
-
51
-
-
0003755357
-
-
Westview Press, Boulder, CO
-
Norman, D.W., Simmons, E.B. and Hays, H.M., 1982. Farming Systems in the Nigerian Savanna: Research and Strategies for Development. Westview Press, Boulder, CO.
-
(1982)
Farming Systems in the Nigerian Savanna: Research and Strategies for Development
-
-
Norman, D.W.1
Simmons, E.B.2
Hays, H.M.3
-
52
-
-
0027770247
-
Plant nematodes and sustainability in tropical agriculture
-
Page, S.L.J. and Bridge, J., 1993. Plant nematodes and sustainability in tropical agriculture. Exp. Agric., 29: 139-154.
-
(1993)
Exp. Agric.
, vol.29
, pp. 139-154
-
-
Page, S.L.J.1
Bridge, J.2
-
54
-
-
0003899901
-
La productivité des paturages sahéliens - Une etude des sols, des végétations et de l'exploitation de cette ressource naturelle
-
Wageningen
-
Penning de Vries, F.W.T. and Djitéye, M.A., 1982. La Productivité des Paturages Sahéliens - Une Etude des Sols, des Végétations et de l'Exploitation de cette Ressource Naturelle. Centre for Agricultural Publishing and Documentation, Wageningen.
-
(1982)
Centre for Agricultural Publishing and Documentation
-
-
Penning De Vries, F.W.T.A.1
Djitéye, M.A.2
-
55
-
-
0000221551
-
Phosphore dans les sols tropicaux
-
Pichot, J. and Roche, P., 1972. Phosphore dans les sols tropicaux. Agron. Trop., 27: 939-965.
-
(1972)
Agron. Trop.
, vol.27
, pp. 939-965
-
-
Pichot, J.1
Roche, P.2
-
57
-
-
0004110688
-
-
John Hopkins University Press, Baltimore, MD
-
Pingali, P., Bigot, Y. and Binswanger, H.P., 1987. Agricultural Mechanization and the Evolution of Farming Systems in SubSaharan Africa. John Hopkins University Press, Baltimore, MD.
-
(1987)
Agricultural Mechanization and the Evolution of Farming Systems in Subsaharan Africa
-
-
Pingali, P.1
Bigot, Y.2
Binswanger, H.P.3
-
58
-
-
0011995115
-
Degradation du sol et toxicité manganique
-
Prevot, P., Ollagnier, M., Aubert, G. and Brugiere, J.M., 1955. Degradation du sol et toxicité manganique. Oleagineaux, 4: 239-243.
-
(1955)
Oleagineaux
, vol.4
, pp. 239-243
-
-
Prevot, P.1
Ollagnier, M.2
Aubert, G.3
Brugiere, J.M.4
-
59
-
-
0027330766
-
Ring management of soils and crops in the West African semi-arid tropics: The case of the mossi farming system in Burkina Faso
-
Prudencio, C.Y., 1993. Ring management of soils and crops in the West African semi-arid tropics: The case of the mossi farming system in Burkina Faso. Agric. Ecosyst. Environ., 47: 237-264.
-
(1993)
Agric. Ecosyst. Environ.
, vol.47
, pp. 237-264
-
-
Prudencio, C.Y.1
-
61
-
-
0003434362
-
Erosion et ruissellenent en Afrique de l'Ouest
-
ORSTOM, Paris
-
Roose, E., 1977. Erosion et Ruissellenent en Afrique de l'Ouest. Travaux et Documents de l'ORSTOM, 78. ORSTOM, Paris.
-
(1977)
Travaux et Documents de l'ORSTOM
, pp. 78
-
-
Roose, E.1
-
62
-
-
0003541386
-
Farm-household systems in northern Ghana
-
Runge-Metzger, A., 1993. Farm-household systems in northern Ghana. Nyankpala Agric. Res. Rep., 9: 31-170.
-
(1993)
Nyankpala Agric. Res. Rep.
, vol.9
, pp. 31-170
-
-
Runge-Metzger, A.1
-
64
-
-
0025676857
-
Developing new agricultural technologies for the sahelien countries: The Burkina Faso case
-
Sanders, J.H., Nagy, J.G. and Rapaswany, S., 1990. Developing new agricultural technologies for the sahelien countries: the Burkina Faso case. Econ. Dev. Cult. Change, 39: 1-22.
-
(1990)
Econ. Dev. Cult. Change
, vol.39
, pp. 1-22
-
-
Sanders, J.H.1
Nagy, J.G.2
Rapaswany, S.3
-
65
-
-
0002599265
-
Le fumier peut - Il remplacer la jachére? Possibilité d'utilization du fumier: Example de la savanne d'Afrique occidentale
-
Schleich, K., 1986. Le fumier peut - il remplacer la jachére? Possibilité d'utilization du fumier: example de la savanne d'Afrique occidentale. Rev. Elev. Med. Vet. Pays Trop., 39: 97-102.
-
(1986)
Rev. Elev. Med. Vet. Pays Trop.
, vol.39
, pp. 97-102
-
-
Schleich, K.1
-
66
-
-
85030282203
-
-
Sonderpublikation 196, GTZ, Eschborn, Germany
-
Schleich, K., von Bassewitz, H., Bohm, A., Filius, P. and Weinschenk, G., 1987. Entwicklung der Tierproduktion in Savannengebieten Westafrikas. Studien aus dem Norden der Elfenbeinküste. Sonderpublikation 196, GTZ, Eschborn, Germany.
-
(1987)
Entwicklung der Tierproduktion in Savannengebieten Westafrikas. Studien aus dem Norden der Elfenbeinküste
-
-
Schleich, K.1
Von Bassewitz, H.2
Bohm, A.3
Filius, P.4
Weinschenk, G.5
-
67
-
-
0002939366
-
Agroclimatic aspects of rainfed agriculture in the Sudano-sahelien zone
-
ICRISAT, Patancheru
-
Sivakumar, M.V.K., 1987. Agroclimatic aspects of rainfed agriculture in the Sudano-sahelien zone. In: Soil, Crop, and Water Management Systems for Rainfed Agriculture in the Sudano-Sahelien Zone. ICRISAT, Patancheru, pp. 17-38.
-
(1987)
Soil, Crop, and Water Management Systems for Rainfed Agriculture in the Sudano-sahelien Zone
, pp. 17-38
-
-
Sivakumar, M.V.K.1
-
68
-
-
0028551371
-
The role of technology in agricultural intensification: The evolution of production systems in the northern Guinea savanna of Nigeria
-
Smith, J., Barau, A.D., Goldman, A. and Mareck, J., 1994. The role of technology in agricultural intensification: the evolution of production systems in the northern Guinea savanna of Nigeria. Econ. Dev. Cult. Change, 42: 537-554.
-
(1994)
Econ. Dev. Cult. Change
, vol.42
, pp. 537-554
-
-
Smith, J.1
Barau, A.D.2
Goldman, A.3
Mareck, J.4
-
69
-
-
0011960487
-
-
IITA, Ibadan, Nigeria. (Unpublished.)
-
Smith, J., Weber, G., Manyong, M.V. and Freeman, H.A., 1995. Dynamics, heterogeneity and the evolution of agricultural systems: a contribution to operationalizing resource management research in the West African savanna. IITA, Ibadan, Nigeria. (Unpublished.)
-
(1995)
Dynamics, Heterogeneity and the Evolution of Agricultural Systems: A Contribution to Operationalizing Resource Management Research in the West African Savanna
-
-
Smith, J.1
Weber, G.2
Manyong, M.V.3
Freeman, H.A.4
-
70
-
-
85030290048
-
Stratégie de recherche pour développer des technologies agricoles appropriées au développement de petites exploitations en afrique sub-saharienne
-
H.W. Ohm and J.G. Nagy (Editors), Purdue University, West Lafayette, IN
-
Spencer, D.S.C., 1985. Stratégie de recherche pour développer des technologies agricoles appropriées au développement de petites exploitations en Afrique sub-saharienne. In: H.W. Ohm and J.G. Nagy (Editors), Technologies Appropriées pour les Paysans des Zones Semi-arides de l'Afrique de l'Ouest. Purdue University, West Lafayette, IN, pp. 365-387.
-
(1985)
Technologies Appropriées pour les Paysans des Zones Semi-arides de l'Afrique de l'Ouest
, pp. 365-387
-
-
Spencer, D.S.C.1
-
71
-
-
0027738143
-
Participative farmer testing of four low external input technologies to address soil fertility decline in Mono Province (Benin)
-
Versteeg, M. and Koudokpon, V., 1993. Participative farmer testing of four low external input technologies to address soil fertility decline in Mono Province (Benin). Agric. Syst., 42: 265-276.
-
(1993)
Agric. Syst.
, vol.42
, pp. 265-276
-
-
Versteeg, M.1
Koudokpon, V.2
-
72
-
-
84974075060
-
On-farm evaluation of nitrate-nitrogen dynamics under maize in the northern Guinea savanna of Nigeria
-
Weber, G., Chude, V., Pleysier, J. and Oikeh, S., 1995a. On-farm evaluation of nitrate-nitrogen dynamics under maize in the northern Guinea savanna of Nigeria. Exp. Agric., 31: 333-334.
-
(1995)
Exp. Agric.
, vol.31
, pp. 333-334
-
-
Weber, G.1
Chude, V.2
Pleysier, J.3
Oikeh, S.4
-
73
-
-
0028979962
-
Population dynamics and determinants of Striga hermonthica on maize and sorghum in savanna farming systems
-
Weber, G., Elemo, K., Awad, A., Lagoke, S. and Oikeh, S., 1995b. Population dynamics and determinants of Striga hermonthica on maize and sorghum in savanna farming systems. Crop Prot., 14: 283-290.
-
(1995)
Crop Prot.
, vol.14
, pp. 283-290
-
-
Weber, G.1
Elemo, K.2
Awad, A.3
Lagoke, S.4
Oikeh, S.5
-
74
-
-
0028981882
-
Weed communities in intensified cereal-based cropping systems of the northern Guinea savanna
-
Weber, G., Elemo, K. and Lagoke, S., 1995c. Weed communities in intensified cereal-based cropping systems of the northern Guinea savanna. Weed Res., 35: 167-178.
-
(1995)
Weed Res.
, vol.35
, pp. 167-178
-
-
Weber, G.1
Elemo, K.2
Lagoke, S.3
-
75
-
-
0011963299
-
The potassium status of soils in the savanna zone of Nigeria
-
Wild, A., 1971. The potassium status of soils in the savanna zone of Nigeria. Exp. Agric., 7: 257-270.
-
(1971)
Exp. Agric.
, vol.7
, pp. 257-270
-
-
Wild, A.1
-
76
-
-
0011982378
-
Weather-sensitive agricultural operations in groundnut production: The Nigerian situation
-
ICRISAT, Patancheru, India
-
Yayock, J.Y. and Owonubi, J.J., 1986. Weather-sensitive agricultural operations in groundnut production: the Nigerian situation. In: Agrometeorology of Groundnut. ICRISAT, Patancheru, India, pp. 213-226.
-
(1986)
Agrometeorology of Groundnut
, pp. 213-226
-
-
Yayock, J.Y.1
Owonubi, J.J.2
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