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The forest-based farming system: highly diverse, annual and perennial systems under threat, Hauser, S., Norgrove, L., Tollens, E. F., Nolte, C.+, Robiglio, V.+ and Gockowski, J., Earthscan Food and Agriculture, pages 393-422, chapter 12, Routledge, ISBN 978-1-138-96335-1, 2020. |
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Climate-smart intensification of West-Africa's cocoa systems: proceedings of the Global Science Conference, March 16-18, Le Corum, Montpellier France, Van Asten, P., Jassogne, L., Vaast, P., Laderach, P., Schroth, G., Lundy, M., Asare, R., Muilerman, S., Ruf, F., Snoeck, D., Koko, L.*, Anim-Kwapong, G.*, Rossing, W., Gockowski, J., Tamo, M., Giller, K. and Vanlauwe, B., 2015. |
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Sustainable cocoa intensification strategies for increased productivity, conservation and youth participation: proceeding (poster) presented at the 15th Meeting of Partners (MoP) of the Congo Basin Forests Partnership (CBFP), June 17-19, Yaounde, Cameroon, Muilerman, S., Gockowski, J., Bunn, C., Wagner, S., Amoah, A.* and Robiglio, V.+, 2015. |
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Towards a research agenda on tracking the contribution of agricultural research to poverty reduction in Africa: the case of the International Institute of Tropical Agriculture (IITA), Rusike, J.*, Abdoulaye, T., Alene, A., Ainembabazi, J. H., Dontsop-Nguezet, P., Coulibaly, O., Gockowski, J. and Manyong, V., 2014. |
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Sustainable intensification and the African smallholder farmer, Vanlauwe, B., Coyne, D., Gockowski, J., Hauser, S., Huising, J. E., Masso, C., Nziguheba, G., Schut, M. and Van Asten, P., in: Current Opinion in Environmental Sustainability, volume 8, pages 15-22, ISSN 1877-3435, 2014. [DOI] |
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Improving cocoa production practices to ensure sustainable supply that meets demand growth: IITA Perspectives, Bhattacharjee, R., Dashiell, K., Van Asten, P., Muilerman, S., Asare, R., Gockowski, J., Tamo, M., Kumar, P. L., Lopez, K. and Asiedu, R., Abstract, in the book of abstracts 23rd Partnership meeting of World Cocoa Foundation, Washington DC, USA , 5 May to 7 May, 2013. |
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Soil fertility constraints in cocoa systems of Cameroon and Nigeria, Van Asten, P., Jassogne, L., zum Felde, A., Sounigo, O., Gockowski, J. and Bhattacharjee, R., Abstract, in the book of Abstracts of Soil Fertility Conference, 26 - 1 March, 2013, Abidjan, Cote d'Ivoire, 2013. |
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Improving the productivity and income of Ghanaian cocoa farmers while maintaining environmental services: what role for certification?, Gockowski, J., Afari-Sefa, V., Sarpong, D. B.*, Osei-Asare, Y. B.* and Agyeman, N. F.*, in: International Journal of Agricultural Sustainability, pages 1-18, ISSN 1473-5903, 2013. [DOI] |
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Agricultural intensification for climate change adaptation and mitigation: synergies and tradeoffs. Proceedings of the third annual Climate Change, Agriculture and Food Security(CCAFS) science workshop, Van Asten, P., Laderach, P. and Gockowski, J., Climate Change, Agriculture and Food Security (CCAFS), Consultative Group on International Agricultural Research (CGIAR), 2012. |
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Carbon trade-offs along tropical forst margins: lessons from ASB partnership work in Cameroon, Minang, P., Van Noordwijk, M. and Gockowski, J., pages 391-398, chapter 33, Earthscan, ISBN 978-1-84971-392-4, 2012. |
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A 'Green Revolution' in the West African cocoa belt, Gockowski, J., Bhattacharjee, R., Asare, R. and Muilerman, S., in: R4D review, number 8, pages 35-39, ISSN 2071-3681, 2012. |
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Agricultural intensification as a climate mitigation and food security strategy for sub-Saharan Africa, Gockowski, J. and Van Asten, P., pages 382-390, chapter 32, Earthscan, ISBN 978-1-84971-392-4, 2012. |
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IITA social science research agenda for the next decade, Manyong, V., Alene, A., Abdoulaye, T., Rusike, J., Ouma, E., Yade, M., Coulibaly, O., Gockowski, J., Tegbaru, A. and Kirscht, H., Booklet, 2011. |
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New social science research agenda at IITA, Manyong, V., Alene, A., Abdoulaye, T., Rusike, J., Ouma, E., Yade, M., Coulibaly, O., Gockowski, J., Tegbaru, A. and Kirscht, H., in: Outcome and impact assessment at IITA: Issues and evidence. Proceedings of a mini-symposium on outcome and impact assessment at IITA., pages 22-23, International Institute of Tropical Agriculture (IITA), IITA, 2011. |
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Targeting agricultural research and extension for food security and poverty alleviation: a case study of fish farming in Central Cameroon, Brummett, R., Gockowski, J., Pouomogne, V.* and Muir, J., in: Food Policy, pages 1-10, ISSN 0306-9192, 2011. [DOI] |
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Cocoa intensification scenarios and their predicted impact on CO2 emissions, biodiversity conservation, and rural livelihoods in the Guinea rain forest of West Africa, Gockowski, J. and Sonwa, D., in: Environmental Management, volume 48, number 2, pages 307-321, ISSN 0364-152X, 2011. [DOI] |
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Increasing income of Ghanaian cocoa farmers: is introduction of fine flavour cocoa a viable alternative, Gockowski, J., Afari-Sefa, V., Sarpong, D. B.*, Osei-Asare, Y. B.* and Dziwornu, A. K., in: Quarterly Journal of International Agriculture, volume 50, pages 175-200, ISSN 0049-8599, 2011. |
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Sustainable intensification of agriculture is an alternative to deforestation, Gockowski, J., in: R4D review, volume 6, pages 56-58, ISSN 2071-3681, 2011. |
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Cocoa intensification scenarios and their predicted impact on CO2 emissions, biodiversity conservation, and rural livelihoods in the Guinean rainforest of West Africa, Gockowski, J. and Sonwa, D., in: Outcome and impact assessment at IITA: Issues and evidence. Proceedings of a mini-symposium on outcome and impact assessment at IITA., pages 5-7, International Institute of Tropical Agriculture (IITA), IITA, 2011. |
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Biodiversity in a forest-agriculture mosaic: the changing face of west Africa rainforests, Norris, K., Asase, A.*, Collen, B., Gockowski, J., Mason, J.*, Phalan, B. and Wade, A., in: Biological Conservation, volume 143, pages 2341-2350, ISSN 0006-3207, 2010. |
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An empirical analysis of the biodiversity and economic returns to cocoa agroforests in southern Cameroon, Gockowski, J., Tchatat, M., Dondjang, J.*, Hietet, G. and Fouda, T.*, in: Journal of Sustainable Forestry, volume 29, pages 638-670, ISSN 1054-9811, 2010. |
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An evaluation of farmer field school induced changes in Ghanaian cocoa production, Gockowski, J., Asamoah, C., David, S., Gyamfi, I. and Adu-Kumi, M.*, in: Journal of International Agricultural and Extension Education, volume 17, number 3, pages 43-56, ISSN 1077-0755, 2010. [DOI] |
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Farmers' perceptions of practices and constraints in cassava (Manihot esculenta Crantz) chips production in rural Cameroon, Essono, G. G.*, Ayodele, M., Foko, J.*, Akoa, A.* and Gockowski, J., in: African Journal of Biotechnology, volume 7, number 22, pages 4172-4180, ISSN 1684 5315, 2008. |
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Cassava production and processing characteristics in southern Cameroon: an analysis of factors causing variations in practices between farmers using Principal Component Analysis (PCA), Essono, G. G.*, Ayodele, M., Akoa, A.*, Foko, J.*, Gockowski, J. and Olembo, S.*, in: African Journal of Agricultural Research, volume 3, number 1, pages 049-059, ISSN 1991-637X, 2008. |
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Technical efficiency and productivity potential of cocoa farmers in West African countries, Binam, J. N., Gockowski, J. and Nkamleu, G. B., in: The Developing Economies, volume 46, number 3, pages 242-263, ISSN 0012-1533, 2008. |
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Biodiversity and smallholder cocoa production systems in West Africa, Gockowski, J. and Sonwa, D., number 6, 2008. |
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Policies and development strategies to achieve agricultural transformation in the cocoa belt of Cameroon, Gockowski, J., Nyemeck, J., Njikam, O.*, N'chare, A. and Mva Mva, J., Newsletter: STCP Policy Brief, 2008. |
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Aspergillus species of cassava chips in storage in rural areas of southern Cameroon: their relationship with storage duration, moisture content, and processing methods., Essono, G. G.*, Ayodele, M., Akoa, A.*, Foko, J.*, Olembo, S.* and Gockowski, J., in: African Journal of Microbiology Research, volume 1, pages 001-008, 2007. |
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Opportunities for avoided deforestation with sustainable benefits: an interim report of the ASB partnership for the Tropical Forest Magins, Swallow, B., Van Noordwijk, M., Dewi, S., Murdiyarso, D., White, D., Gockowski, J., Hyman, G., Budidarsono, S., Robiglio, V., Meadu, V., Ekadinata, A., Agus, F., Hairiah, K., Mbile, P., Sonwa, D. and Weise, S., 2007. |
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Investing in agrochemicals in the cocoa sector of Cote d'Ivoire: hypotheses, evidence and policy implications, Nkamleu, G. B., Keho, Y., Gockowski, J. and David, S., in: African Journal of Agricultural and Resource Economics (AFJARE), volume 1, number 2, pages 145-166, 2007. |
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Farm safety interventions in the cocoa sector, Gockowski, J. and David, S., Newsletter: STCP Impact Brief; no. 07, 2007. |
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A framework for conceptualizing impact assessment and promoting impact culture in agricultural research, Alene, A., Manyong, V., Gockowski, J., Coulibaly, O. and Abele, S., Impact series, 2006. |
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The production efficiency of intercropping systems annual and perennial crops in southern Ethiopia: a comparison of distance functions and production frontiers, Alene, A., Manyong, V. and Gockowski, J., in: Agricultural Systems, volume 91, number 1-2, pages 51-70, ISSN 0308-521X, 2006. |
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Study of root and tuber consumption in rural households of the forest zone of Cameroon, Nkamleu, G. B. and Gockowski, J., in: Journal of Agriculture and Food Economics, volume 1, pages 81-91, 2006. |
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An evaluation of farmer field school training on the livelihoods of cocoa farmers in Atwima District, Ashanti Region, Ghana, Gockowski, J., Asamoah, C., David, S., Nkamleu, G. B., Gyamfi, I., Agordorku, S. and Adu-Kumi, M., 2006. |
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Child labour investigations and interventions in the cocoa sector, Gockowski, J., Kumi, M., Agordorku, S., Gyamfi, I., David, S. and Marc, J., Newsletter: STCP Impact Brief Issue No. 6, 2006. |
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Ecoregional research in Africa: learning lessons from IITA's benchmark area approach, Douthwaite, B., Baker, D., Weise, S., Gockowski, J., Manyong, V. and Keatinge, J., in: Experimental Agriculture, volume 41, number 3, pages 271-298, ISSN 0014-4797, 2005. |
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Groundnut, maize and cassava yields in mixed-food crop fields after calliandra tree fallow in southern Cameroon, Nolte, C., Tiki-Manga, T.*, Badjel-Badjel, S.*, Gockowski, J. and Hauser, S., in: Experimental Agriculture, volume 41, number 1, pages 21-37, ISSN 0014-4797, 2005. [DOI] |
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Land use systems at the margins of tropical moist forest: addressing smallholder concerns in Cameroon, Indonesia and Brazil; slash and burn: the search for alternatives, Vosti, S., Gockowski, J. and Tomich, T., pages 385-414, chapter 17, Columbia University Press, 2005. |
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L'agriculture periurbaine a Yaounde: ses rapports avec le reduction de la pauvrete, le developpement economique, la conservation de la biodiversite et de l'environnement, Dongmo, T., Gockowski, J., Hernandez, S., Awono, L.* and Moudon, R. M.*, in: Tropicultura, volume 23, number 3, pages 130-135, ISSN 0771-3312, 2005. |
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The forest margins of Cameroon; slash and burn: the search for alternatives, Gockowski, J., Tonyé, J., Diaw, C., Hauser, S., Kotto-Same, J., Moukam, A., Njomgang, R.*, Nwaga, D.*, Tiki-Manga, T.*, Tondoh, J., Tchoundjeu, Z., Weise, S., Zapfack, L.* and Palm, C., pages 305-331, chapter 14, Columbia University Press, 2005. |
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Income and collective action: group sales and farmer field schools in the cocoa sectors of Cameroon and Cote d'Ivoire, Gockowski, J., Nyemeck, J., Florent, D. K., Nkamleu, G. B., Wandji, D., Bassanaga, S., Couloud, J. Y., Mva Mva, J., Yapo, R., David, S., Boivin, G., Prud’Homme, M. and Vos, J., Newsletter: STCP Impact Brief Issue No. 05, 2005. |
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Initial assessment of the producer costs and benefits of farmer field school training, Gockowski, J., David, S., Okuku, I., Nkeh, J., Wandji, D., Asamoah, C., Agordorku, S. and Adu, M., STCP Impact Brief, No. 03, 2005. |
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Cocoa's contribution to sustainable development in West Africa, Gockowski, J., Kehoe, Y., Mva Mva, J., Nkamleu, G. B., Abenyega, O. and Oduwole, S., Newsletter: STCP Impact Brief Issue No. 02, 2005. |
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The African root and tuber scale problem in Central Africa: the nature of the problem and the search for control options, Hanna, R., Tindo, M., Wijnans, L., Goergen, G ., Tata-Hangy, K.*, Lema, K., Toko, M., Ngeve, J. and Gockowski, J., in: 9th Triennial Symposium of the International Society for Tropical Root Crops-Africa Branch, 31 October-5 November 2004, Mombasa, Kenya, 2004. |
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Management of complex cocoa based agroforestry system of the Humid Forest Zone of Southern Cameroon: typology and conservation of forest resources, Sonwa, D., Weise, S., Gockowski, J., Nkongmeneck, B. A.*, Tchatat, M., Adesina, A. and Janssens, M., in: 1st World Congress of Agroforestry - Working Together for Sustainable Land-use Systems, 27 June-2 July 2004, Orlando, Florida, USA, 2004. |
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Study of socioeconomic factors influencing child labor and schooling in cocoa sector: a survey in Côte d'Ivoire, Nkamleu, G. B. and Gockowski, J., in: 78th Agricultural Economics Society Annual Conference, 2-4 April 2004, Imperial College, South Kensington, London, 2004. |
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The adoption of intensive monocrop horticulture in southern Cameroon, Gockowski, J. and Ndoumbé, M., in: Agricultural Economics, volume 30, number 3, pages 195-202, ISSN 0169-5150, 2004. |
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Conservation because it pays: shaded cocoa agroforests in west Africa, Gockowski, J., Weise, S., Sonwa, D., Tchatat, M. and Ngobo, M., in: Theobroma cacao: Ancient Crop, Medicinal Plant, Surprising Future Symposium held on February 10, 2004 at the National Academies of Science, Washington, DC, 2004. |
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Cacao agroforestry: integrating cacao production and forest resource conservation and management in southern Cameroon, Sonwa, D., Weise, S., Tchatat, M., Nkongmeneck, B. A.*, Adesina, A., Ndoye, O. and Gockowski, J., in: Paper presented at: 2nd Pan-African Symposium on the Sustainable Use of Natural Resources in Africa, 24-27 July 2000, Ouagadougou, Burkina Faso, 2003. |
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An impact assessment of IITA's benchmark area approach, Douthwaite, B., Baker, D., Weise, S., Gockowski, J., Manyong, V. and Keatinge, J., Impact series, 2003. |
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Effect of Calliandra planting pattern on biomass production and nutrient accumulation in planted fallows of southern Cameroon, Nolte, C., Tiki-Manga, T.*, Badjel-Badjel, S.*, Gockowski, J., Hauser, S. and Weise, S., in: Forest Ecology and Management, volume 179, pages 535-545, 2003. |
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Explaining the Failure in Agricultural production in sub-Saharan Africa, Nkamleu, G. B., Gockowski, J. and Kazianga, H., in: Trienal conference of the International Association of Agricultural Economists, August 2003, Durban, South Africa, 2003. |
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African traditional leafy vegetables and the urban and peri-urban poor, Gockowski, J., Mbazo'o, J., Mbah, G. and Moulende, T., in: Food Policy, volume 28, number 3, pages 221-235, 2003. |
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Analyse Economique de la consommation du bois de feu en régions forestières : Leçon des zones urbaines camerounaise., Nkamleu, G. B., Endamana, D., Ndoye, O., Gockowski, J. and Sunderlin, W., in: Revenue Science et Changements Planetaire :Secheresse", volume 13, 2002. |
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Conservation de la biodiversité et développement d'un système pilote d'information sur la production et la commercialisation dans les agroforêts Cacao du Sud-Cameroun, Sonwa, D., Wandji, D., Gockowski, J., Weise, S. and Legg, C., in: Paper presented, Dakar, Senegal, 2002. |
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IITA's Benchmark Area Approach: putting INRM into practice, Douthwaite, B., Weise, S., Gockowski, J., Keatinge, J., Manyong, V. and Baker, D., in: Paper presented at: INRM Workshop, Cali, Colombia 28-31 August, 2001. |
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Implications of resource use intensification for the environment and sustainable technology systems in the Central African rainforest, Gockowski, J., Nkamleu, G. B. and Wendt, J ., pages 197-219, chapter 11, CABI, 2001. |
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Alternatives to slash-and-burn: summary report and synthesis of phase II Cameroon, Kotto-Same, J., Moukam, A., Njomgang, R.*, Tiki-Manga, T.*, Tonyé, J., Diaw, C., Gockowski, J., Hauser, S., Weise, S., Nwaga, D.*, Zapfack, L.*, Palm, C., Woomer, P. L., Gillison, A., Bignell, D. and Tondoh, J., 2000. |
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La pratique de la jachère en Afrique tropicale: ccomparée au Nigeria et au Cameroun, Nkamleu, G. B., Kamajou, F. and Gockowski, J., pages 1-5, John Libbey Eurotext, 2000. |
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Deforestation, hunting and the ecology of microbial emergence, Wolfe, N., Eitel, M., Gockowski, J., Muchal, P., Nolte, C., Prosser, A., Torimiro, J., Weise, S. and Durke, D, in: Global Change and Human Health, volume 1, pages 2-17, 2000. |
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An analysis of horticultural production and marketing systems in the forest margins ecoregional benchmark of southern Cameroon, Gockowski, J. and Ndoumbé, M., International Institute of Tropical Agriculture (IITA), 2000. |
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An analysis of horticultural production and marketing systems in the forest margins ecoregional benchmark of southern Cameroon: RCMP Research monograph, No. 27, Gockowski, J. and Ndoumbé, M., RCMP Research monograph, No. 27, International Institute of Tropical Agriculture (IITA), 1999. |
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