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Effective management of plant health is fundamental for food and income security to meet the growing demands of local and global markets. This however requires farmers’ adequate access to quality planting materials under the prevailing contextual and psycho-social factors. This study, anchored in...


Mulugo, L.Birungi Kyazze, F.Kibwika, P.Kikulwe, E.Ajambo, S.Omondi, B.A.[Unravelling technology-acceptance factors influencing farmer use of banana tissue culture planting materials in Central Uganda]Unravelling technology-acceptance factors influencing farmer use of banana tissue culture planting materials in Central Uganda
Peña-Venegas, Clara PStomph, Tjeerd JanVerschoor, GerardBecerra López Lavelle, Luis AugustoStruik, Paul C.[Differences in manioc diversity among five ethnic groups of the Colombian Amazon]Differences in manioc diversity among five ethnic groups of the Colombian Amazon
Mango, NelsonMakate, CliftonHanyani-Mlambo, Benjamin T.Siziba, ShephardLundy, Mark[A stochastic frontier analysis of technical efficiency in smallholder maize production in Zimbabwe: The post-fast-track land reform outlook]A stochastic frontier analysis of technical efficiency in smallholder maize production in Zimbabwe: The post-fast-track land reform outlook

Given the need for transformative changes towards more sustainable, integrated management of water, energy and food systems, the water-energy-food nexus concept seems highly relevant. However, while intuitively compelling, the nexus has also been criticized for abstracting and thereby dis-embeddi...


Stein, C.Pahl-Wostl, ClaudiaBarron, Jennie[Towards a relational understanding of the water-energy-food nexus: an analysis of embeddedness and governance in the upper blue Nile region of Ethiopia]Towards a relational understanding of the water-energy-food nexus: an analysis of embeddedness and governance in the upper blue Nile region of Ethiopia

Slash-and-burn agriculture continues to expand in many parts of the forest zone of Cameroon. One alternative land use to slash-and-burn system is alley farming. This paper quantifies, using an econometric model, the factors determining farmers’ adoption and use of alley farming variants in southw...


Adesina, A.A.Mbila, D.Nkamleu, G.B.Endamana, D.[Econometric analysis of the determinants of adoption of alley farming by farmers in the forest zone of southwest Cameroon]Econometric analysis of the determinants of adoption of alley farming by farmers in the forest zone of southwest Cameroon

Residues from two nitrogen fixing trees, Albizia zygia and Gliricidia sepium and one non nitrogen fixing tree Samania dinklagei and their combination with 50% of rice husk, were evaluated for their effect on growth and yield of rice (Oryza sativa) varieties (Rok 10 and Rok 23) grown in an Oxisol ...


Baggie, I.Zapata, F.Sanginga, N.Danso, S.[Ameliorating acid infertile rice soil with organic residue from nitrogen fixing trees]Ameliorating acid infertile rice soil with organic residue from nitrogen fixing trees

Field studies were conducted in 1991 and 1992 on a sandy loam soil in the derived savanna zone of south-western Nigeria to assess the effect of the underground organs of Imperata cylindrica (L.) Raeuschel on maize grain yield. Total dry matter of I. cylindrica in abandoned arable land averaged 16...


Akobundu, I.Ekeleme, F.[Effect of method of Imperata cylindrica management on maize grain yield in the derived savanna of southwestern Nigeria]Effect of method of Imperata cylindrica management on maize grain yield in the derived savanna of southwestern Nigeria

To improve efficiency of soil N and water use in the savanna, maize (Zea mays L.) cultivars with improved root systems are required. Two rainfed field experiments were conducted in Samaru, Nigeria in the 1993 and 1994 growing seasons with five maize cultivars under various rates of nitrogen ferti...


Oikeh, S.Kling, J.Horst, W.Chude, V.Carsky, R.[Growth and distribution of maize roots under nitrogen fertilization in plinthite soil]Growth and distribution of maize roots under nitrogen fertilization in plinthite soil

To promote pro-poor payments for environmental services, it is necessary to identify institutional options that reduce transaction costs and organisational problems associated with establishing and maintaining contracts with small-scale environmental service providers. This study examined the dua...


Milan, FlorenceHuong, T.T.T.Huong, Chu ThaiSuhardiman, DianaPhuong, N.D.Zeller, M.[The role of state forest enterprises in the payments for forest environmental services programme in Vietnam]The role of state forest enterprises in the payments for forest environmental services programme in Vietnam

Speargrass is a dominant, competitive and difficult weed to control in tropical Asia, Latin America, and some parts of West Africa. In West Africa, no information is available on the cropping systems and soils most affected by speargrass infestation; Farmers’ perceptions of speargrass and common ...


Chikoye, D.Manyong, Victor M.Ekeleme, F.[Characteristics of speargrass (Imperata cylindrica) dominated fields in West Africa: crops, soil properties, farmer perceptions and management strategies]Characteristics of speargrass (Imperata cylindrica) dominated fields in West Africa: crops, soil properties, farmer perceptions and management strategies

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