Changes in the vegetation and trade winds in Equatorial Northwest Africa 140,000-70,000 yr B.P. as deduced from two marine pollen records = Changements dans la végétation et les alizés en Afrique Equatoriale Nord-Ouest entre 140000 et 70000 ans B.P. d'après deux enregistrements polliniques marinsHOOGHIEMSTRA, H; AGWU, C. O. C.Palaeogeography, palaeoclimatology, palaeoecology. 1988, Vol 66, Num 3-4, pp 173-213, issn 0031-0182Article

A palynological study of honey from four vegetation zones of Nigeria = Etude palynologique de miels issus de quatre zones de végétation au NigériaAGWU, C. O. C; AKANBI, T. O.Pollen et spores. 1986, Vol 27, Num 3-4, pp 335-348, issn 0375-9636Article

Distribution of palynomorphs in marine sediments: A record for seasonal wind patterns over NW Africa and adjacent Atlantic = Répartition des polynomorphes dans les sédiments marins: enregistrement des types de vent saisonnier en Afrique Nord Ouest et dans l'Atlantique adjacentHOOGHIEMSTRA, H; AGWU, C. O. C.Geologische Rundschau (1910. Print). 1986, Vol 75, Num 1, pp 81-95, issn 0016-7835Article

Palynologische untersuchungen an marinen sedimenten vor der westfrikanischen Küste = Etudes palynologiques de sédiments marins au large de la côte d'Afrique de l'OuestAGWU, C. O. C; BEUG, H.-J.Palaeoecology of Africa and the surrounding Islands. 1984, pp 37-52Book Chapter

Latitudinal shifts of forest and savanna in N. W. Africa during the Brunhes chron. further marine palynological results from site M 16415 (9♀N 19♀W)DUPONT, Lydie M; AGWU, C. O. C.Vegetation history and archaeobotany. 1992, Vol 1, Num 3, pp 163-175, issn 0939-6314Conference Paper

Pollen analytical and thin-layer chromatographic examination of Nsukka (Nigeria) honeyAGWU, C. O. C; OBUEKWE, A. I; IWU, M. M et al.Pollen et spores. 1989, Vol 31, Num 1-2, pp 29-43, issn 0375-9636, 15 p.Article

Vegetational and climatic changes at the northern fringe of the Sahara 250,000-5000 years BP : evidence from 4 marine pollen records located between Portugal and the Canary IslandsHOOGHIEMSTRA, H; STALLING, H; AGWU, C. O. C et al.Review of palaeobotany and palynology. 1992, Vol 74, Num 1-2, pp 1-53, issn 0034-6667Article

Bericht über die METEOR-Fahrt 6-5 Dakar - Librerille 15. 1.-16. 2. 1988 = Rapport sur la mission METEOR, Dakar-Libreville, 15-1 au 16-2-1988 = Report of R. V. METEOR cruise M 6-5 Dakar - Libreville 15. 1.-16. 2. 1988LUTZE, G. F; AGWU, C. O. C; SOLTWEDEL, T et al.1988, Num 22, pp 1-60, issn 0175-9302Serial Issue