Nitrogen cycling in West African ecosystems: Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978
Saved in:
| Format: | Book |
|---|---|
| Language: | Undetermined |
| Published: |
Stockholm
SCOPE/UNEP Internat.Nitrogen Unit
1980
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| Subjects: | |
| Online Access: | Inhaltsverzeichnis |
| Physical Description: | 450 S.: graph.Darst., Tab. |
| ISBN: | 9171900071 |
Staff View
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| 245 | 1 | 0 | |a Nitrogen cycling in West African ecosystems |b Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 |c Hrsg. von Thomas Rosswall* |
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Record in the Search Index
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| adam_text | Titel: Nitrogen cycling in West African ecosystems
Autor: Rosswall, Thomas
Jahr: 1980
LIST OF CONTENTS
Opening remarks — T. Rosswall .................................. 7
Opening remarks — W.K. Gamble ................................. 11
Joint FAO/IAEA/Federal Republic of Germany international coordinated
programme of research on agricultural nitrogen residues with particular
reference to their conservation as fertilizers and behaviour as potential
pollutants............................................. 13
F.P.W. Winteringham
The nitrogen cycle — General considerations.......................... 17
T. Rosswall
Aspects of nitrogen cycling from an atmospheric chemist s point of view ....... 23
R. Söderlund
Losses of pl^nt nutrients in runoff and eroded soil ...................... 31
R. Lai
Nitrogen losses from disturbed ecosystems — ecological considerations ........ 39
P.M. Vitousek
Microbiological considerations of the nitrogen cycle in West African ecosystems . . 55
Y. Dommergues, J.-L. Garcia and F. Ganry
The nitrogen cycle in West Africa — agronomic considerations ............. 73
D.J. Greenland
The nitrogen cycle — pedological considerations ....................... 83
V.N. Kudeyarov
Productivity of Sahelian rangelands in relation to the availability of nitrogen and
phosphorus from the soil................................... 95
F. W. T. Penning de Vries, J.M. Krul and H. van Keulen
Le cycle de l azote dans les agro-systemes de l Afrique de l Ouest............ 115
G. Hainnaux
Farming systems of West Africa in relation to nitrogen cycling .............. 131
B.N. Okigbo
Nitrogen cycling in a semi-arid region of tropical Australia ................ 157
R. Wetselaar
A survey of nitrogen levels in the major soils of Ghana ................... 171
G.K. Asamoa
Nitrogen profile in a kaolinitic alfisol under fallow and continuous cultivation ... 181
A.S.R. Juo
Nitrogen fixation by blue-green algal soil crusts in Nigerian savanna .......... 191
A.O. Isichei
Fixation d azote par les légumineuses spontanées au Mali ................. 199
S. T. Sanogho, A. Sasson et J. Renaut
Premièrs résultats concernant l inoculation du soja au Sénégal .............. 209
J. Wey
Présence et distribution de Rhizobium japonicum et de Rhizobium cowpea dans
les sols de Côte d Ivoire.................................... 215
M. Zengbé
A deficiency of the symbiotic nitrogen fixation in a dry tropical agrosystem —
the nitrogen chlorosis of groundnut (Arachis hypogaea) in Senegal ....... 221
J.J. Drevon
The practicabilities of legume seed inoculation with rhizobium under Nigerian
conditions ............................................ 233
S.D. Agboola
Effect of tillage techniques and fertilizer nitrogen on the growth and yield of
cowpeas in Sierra Leone ................................... 243
C.S. Kamara
Mineral nutrition of cowpea ( Vigna unguiculata (L) Walp)................. 249
S. Uduzei Remison
The effect of molybdenum and magnesium on the growth and yield of cowpea
and soybean on an acid upland soil ............................ 255
E.R. Rhodes
Weed control and nitrogen restoration with legumes in upland rice culture in
Sierra Leone ........................................... 261
G.C. Nyoka
Effects of plant density and increasing levels of nitrogen on the response and
uptake of N by two maize (Zea mays L.) varieties .................. 269
F.K. Adeyefa, S. U. Remison and M.C. Igbokwe
Nitrogen requirement of corn in a newly cleared loamy sand at Uyo, Nigeria:
The effect of N fertilizer and liming materials ..................... 275
M.C. Igbokwe
Determination de la fértilisation azoté de rédressement sur un sol en ouverture
sous climat equatorial (Vallée du Niari, Congo) .................... 285
D. Dzaba
Growth stimulation by dried poultry manure: Implications for nitrogen cycling
in West African ecosystems ................................. 291
B.K. Ogunmodede
The role of nitrogen oxides in oxidation of sulphur dioxide in combustion
stack gases ............................................ 295
J. Pawlikowska-Czubak
A re-evaluation of present concepts relating to nitrifier growth and production
of nitrate in soil......................................... 303
E. Lyman Dinkins
Denitrification in a toposequence ................................. 311
A. Ayanaba and W.J. Veldkamp
The effects of fire on aspects of nitrogen cycling in Olokemeji forest reserve,
Nigeria............................................... 317
A.B. Oguntala
Nitrogen loss by burning from Nigerian grassland ecosystems ............... 325
A.O. Isichei and W. W. Sanford
Effects of various rates of paraquat dichloride on nitrogen transformation in
some West African acid soils ................................ 333
A.G. Agbahungba
Nitrogen economy in selected farming systems of the savanna region.......... 345
L.A. Nnadi
Nitrogen cycling in a teak plantation ecosystem in Nigeria................. 353
L.C. Nwoboshi
Nitrogen cycling in a soil-tree system in a Sahelian savanna. Example of Acacia
Senegal............................................... 363
F. Bem.hard-Revers.at and H. Poupon
Nitrogen and potassium balance in maize in the humid tropics .............. 371
R.A. Sobulo
Nitrogen cycling in the savanna zone of Nigeria ........................ 377
A. Singh and V. Balasubramanian
Utilisation de l engrais par les cultures et pertes par lixiviation dans deux agro-
systèmes de Côte d Ivoire .................................. 393
P F. Chabalier
Report of the work group on the Sahel-Savanna zone.................... 399
F. W. T. Penning de Vries (rapporteur)
Report of the work group on tropical forests ......................... 409
P.M. Vitousek (rapporteur)
Report of the work group on agroecosystems in the wet humid tropics ........ 415
G. Hainnaux (rapporteur)
Research priorities and future co-operation .......................... 421
T. Rosswall and P.M. Vitousek (rapporteurs)
References to publications on nitrogen cycling in West African ecosystems ..... 429
P. Berg, L. C. Nwoboshi, N. 0. Adedipe and T. Rosswall
List of participants........................................... 449
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| geographic_facet | Westafrika |
| id | DE-604.BV006002969 |
| illustrated | Not Illustrated |
| indexdate | 2024-07-09T16:38:25Z |
| institution | BVB |
| isbn | 9171900071 |
| language | Undetermined |
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| physical | 450 S.: graph.Darst., Tab. |
| publishDate | 1980 |
| publishDateSearch | 1980 |
| publishDateSort | 1980 |
| publisher | SCOPE/UNEP Internat.Nitrogen Unit |
| record_format | marc |
| spelling | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 Hrsg. von Thomas Rosswall* Stockholm SCOPE/UNEP Internat.Nitrogen Unit 1980 450 S.: graph.Darst., Tab. txt rdacontent n rdamedia nc rdacarrier Ökosystem (DE-588)4043216-6 gnd rswk-swf Stickstoffkreislauf (DE-588)4183276-0 gnd rswk-swf Westafrika (DE-588)4079203-1 gnd rswk-swf (DE-588)1071861417 Konferenzschrift gnd-content Westafrika (DE-588)4079203-1 g Ökosystem (DE-588)4043216-6 s Stickstoffkreislauf (DE-588)4183276-0 s DE-604 Rosswall, Thomas Sonstige oth HBZ Datenaustausch application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=003772588&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis |
| spellingShingle | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 Ökosystem (DE-588)4043216-6 gnd Stickstoffkreislauf (DE-588)4183276-0 gnd |
| subject_GND | (DE-588)4043216-6 (DE-588)4183276-0 (DE-588)4079203-1 (DE-588)1071861417 |
| title | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 |
| title_auth | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 |
| title_exact_search | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 |
| title_full | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 Hrsg. von Thomas Rosswall* |
| title_fullStr | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 Hrsg. von Thomas Rosswall* |
| title_full_unstemmed | Nitrogen cycling in West African ecosystems Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 Hrsg. von Thomas Rosswall* |
| title_short | Nitrogen cycling in West African ecosystems |
| title_sort | nitrogen cycling in west african ecosystems proceedings of a workshop arranged by the scope unep internat nitrogen unit in collab with mab unesco and iita at the internat inst for trop agriculture ibadan nigeria 11 15 dec 1978 |
| title_sub | Proceedings of a workshop arranged by the SCOPE/UNEP Internat. Nitrogen Unit in collab. with MAB (Unesco) and IITA at the Internat. Inst. for Trop. Agriculture, Ibadan, Nigeria, 11-15 Dec., 1978 |
| topic | Ökosystem (DE-588)4043216-6 gnd Stickstoffkreislauf (DE-588)4183276-0 gnd |
| topic_facet | Ökosystem Stickstoffkreislauf Westafrika Konferenzschrift |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=003772588&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
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