1t0SC7l

Janssen, B.H. (1993). Integrated nutrient management: the use of organic and mineral fertilisers.
In: Reuler, H. van and Prins, W.H. (eds.). The role of plant nutrients for sustainable food
crop production in Sub-Saharan Africa. Vereniging van Kunstmest Producenten,
Leidschendam, the Netherlands. Pp. 89-105.
Jenkinson, D.S. (1976). The effects of biocidal treatments on metabolism in soil. IV. The
decomposition of fumigated organisms in soil. Soil Biol. Biochem. 8:203-208.
Jordan, C.F. (1985). Nutrient cycling in tropical forest ecosystems. John Wiley & Sons, New
York, USA. 190p.
Köppen, W. (1936). Das geographische System der Klimate. In: Köppen, W. and Geiger, R.
(eds.). Handbuch der Klimatologie. Verlag von Gebrüder Bornträger, Berlin, Germany.
44pp.
Kotto-Same, J., Woomer, P.L., Moukam, A. and Zapfack, L. (1997). Carbon dynamics in slashand-burn
agriculture and land use alternative of the humid forest zone in Cameroon.
Agriculture, Ecosystems and Environment 65, 245-256.
Leplaideur, A. (1985a). Indicateurs de la mobilisation potentielle des paysans dans un projet de
développement : cas du Centre et du Sud du Cameroun. L’Agronomie Tropicale 40 (4):
357-371.
Leplaideur, A. (1985b). Stratégie paysanne autour des systèmes cacaoyers et vivriers. Paper
presented at the ‘Séminaire économie rurale’, September 1985. CIRAD, Montpellier,
France.
Letouzey, R. (1985). Notice phytogéographique du Cameroun au 1:500 000. Institut de la Carte
Internationale de la Végétation, Toulouse, France. 142pp.
MINAGRI (1989). Plan d’Action Forestier Tropical : Table Ronde Internationale, Yaoundé 24-
28 avril 1989. Rapport de Présentations. MINAGRI, Yaoundé, Cameroun.
Mulongoy, K., Kunda, K.N. and Chiang, C.N.K. (1992). Effect of alley cropping and fallowing
on some soil fertility parameters in southern Nigeria. In: Mulongoy, K. and Merck, R.
(eds.). Soil organic matter dynamics and sustainability of tropical agriculture: proceedings
of an international symposium organised by K.U. Leuven and IITA, 4-6 November 1991.
Katholieke Universiteit Leuven, Leuven, Belgium.
Mulongoy, K. and Tonye, J. (1992). Influence of Cajanus cajan on soil productivity at
Minkomeyos, Yaoundé, Cameroon (1990-19991). In: Dynamics of soil organic matter and
soil fertility under different fallow and cropping systems. IITA / KUL collaborative project,
final report. IITA, Yaoundé, Cameroon.
Mutsaers, H.J.W., Mbouemboue, P. and Mouzong Boyomo (1981). Traditional food crop
growing in the Yaoundé area (Cameroon). Agro Ecosystems 6, 273-278.
Nounamo, L. (1997). Farming systems research in the bimodal humid forest zone of Cameroon:
the exploratory survey results of IRA / IITA / IDRC project. In: Ambassa-Kiki, L.R. and
Tiki-Manga, T. (eds.). Biophysical and socio-economic characterization of the forest zone
of Cameroon: proceedings of the National Symposium of the Cameroon ‘Alternatives to
Slash and Burn Agriculture’ project held at Kribi, Cameroon, 6-8 December 1993. IRA /
IITA / IRDC, Yaoundé, Cameroon.
Nounamo, L. and Foaguegue, A. (1999). Understanding conflicts between farmers and
researchers: the Cameroon experience. Forest, Trees and People Newsletter 39, 10-14.
Nounamo, L. and Yemefack, M. (1997). Shifting cultivation in the evergreen forest of southern
Cameroon: farming systems results. Lu2 interim report. The Tropenbos-Cameroon
Programme, Kribi, Cameroon. 27pp.
Nye, P.H. and Greenland, D.J. (1960). Soil under shifting cultivation. Technical communication
51. Commonwealth Bureau of Soils, Harpenden, United Kingdom.
Onguene, N.A. (2000). Diversity and dynamics of mycorrhizal associations of tropical rain
forests with different disturbance regimes in south Cameroon. Tropenbos-Cameroon Series
3. The Tropenbos-Cameroon Programme, Kribi, Cameroon. 167 pp.
55