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A whole farm simulation model, Technology Impact Evaluation System (TIES), was used to assess ex-ante financial and economic impacts of immunization of dairy cattle against East Coast fever (ECF) by the infection and treatment method (ITM) on smallholder farms from two sites in Kenya. Four altern...


Nyangito, H.O.Richardson, J.W.Mundy, D.S.Mukhebi, A.W.Zimmel, P.Namken, J.[Economic impacts of East Coast fever immunization on smallholder farms, Kenya: A simulation analysis]Economic impacts of East Coast fever immunization on smallholder farms, Kenya: A simulation analysis
Autor: Jabbar, M.A.

A survey of two rural markets in southwest Nigeria over 14 months showed that supplies, sales and prices of sheep and goats varied widely during the period with a sharp peak during the Muslim festival of Eid-el-Kabir and a smaller peak during the Christmas-New Year period. Local West African Dwar...


Jabbar, M.A.[Buyer preferences for sheep and goats in southern Nigeria: A hedonic price analysis]Buyer preferences for sheep and goats in southern Nigeria: A hedonic price analysis

This paper undertakes an ex ante economic analysis of research on how resistance to trypanosomosis - a dominant livestock disease in Africa - can be maintained and enhanced while retaining and reinforcing characteristics of economic importance to farmers, and on how 'trypanotolerance' can be impa...


Falconi, C.A.Omamo, S.W.D'Ieteren, G.D.M.Iraqi, F.A.[An ex ante economic and policy analysis of research on genetic resistance to livestock disease: Trypanosomiasis in Africa]An ex ante economic and policy analysis of research on genetic resistance to livestock disease: Trypanosomiasis in Africa

Douxchamps, SabineRao, Idupulapati M.Peters, MichaelHoek, Rein van derSchmidt, AMartens, SPolanía Perdomo, José A.Mena Urbina, Martin A.Binder, Claudia R.Scholl, RQuintero, M.Kreuzer, M.Frossard, EmmanuelOberson, Astrid[Farm-scale tradeoffs between legume use as forage versus green manure: the case of Canavalia Brasiliensis]Farm-scale tradeoffs between legume use as forage versus green manure: the case of Canavalia Brasiliensis
Nelson, Gerald C.Valin, HugoSands, Ronald D.Havlík, PetrAhammad, H.Deryng, DelphineElliott JFujimori, ShinichiroHasegawa, TomokoHeyhoe, EdwinaKyle, PageLampe M. vonLotze-Campen, HermannMason-D'Croz, DanielMeijl, Hans vanMensbrugghe, Dominique van derMüller, ChristophPopp, AlexanderRobertson, Richard D.Robinson, ShermanSchmid, ErwinSchmitz, ChristophTabeau, AndrzejWillenbockel, Dirk[Climate change effects on agriculture: economic responses to biophysical shocks]Climate change effects on agriculture: economic responses to biophysical shocks

Using a simulation model as an analysis tool, the economic impact of spittlebugs in pastures of Colombia was quantified in terms of animal production. Three levels of abundance (10, 25, 50 adults/m2 ) and farm area affected (25, 50, 100%) were evaluated using data obtained in Brazil for Notozulia...


Holmann, Federico J.Peck, DC[Economic damage caused by spittlebugs (Homoptera: Cercopidae) in Colombia: A first approximation of impact on animal production in Brachiaria decumbens pastures]Economic damage caused by spittlebugs (Homoptera: Cercopidae) in Colombia: A first approximation of impact on animal production in Brachiaria decumbens pastures

This article examines how the estimated impacts of crop technologies vary with alternate methods and assumptions, and also discusses the implications of these differences for the design of studies to inform research prioritization. Drawing on international potato research, we show how foresight s...


Petsakos, A.Hareau, G.Kleinwechter, U.Wiebe, K.Sulser, T.[Comparing modeling approaches for assessing priorities in international agricultural research]Comparing modeling approaches for assessing priorities in international agricultural research

A researcher-managed on-farm experiment was conducted on a soil with low 1.90 mg/kg available phosphorus (P) to evaluate nutrient carryover from soybean grown under different P management options and productivity of maize grown in rotation. Promiscuously nodulating 110-day maturing soybean variet...


Jagtap, S.S.Adeleye, O.[Nutrient recovery and productivity of a soybeanmaize rotation in the derived savanna ecology of West Africa]Nutrient recovery and productivity of a soybeanmaize rotation in the derived savanna ecology of West Africa

This paper examines the nature of community management of woodlots and investigates the determinants of collective action and its effectiveness in managing woodlots, based on a survey of 100 villages in Tigray, northern Ethiopia. We find that collective management of woodlots generally functions ...


Gebremedhin, BerhanuPender, J.L.Tesfay, G.[Community natural resource management: The case of woodlots in northern Ethiopia]Community natural resource management: The case of woodlots in northern Ethiopia

The overall goal of Balanced Nutrient Management Systems (BNMS) a collaborative project between International Institute of Tropical Agriculture (IITA) and Katholieke Universiteit Leuven (K.U. Leuven) is to curb the vicious cycle of plant nutrient depletion in maize-based farming systems in the mo...


Omadachi, U.O.Ahmed, B.Manyong, Victor M.Olukosi, J.Yusuf, O.[Economic analysis of balanced nutrient management technologies for maize production in Kaduna state, Nigeria]Economic analysis of balanced nutrient management technologies for maize production in Kaduna state, Nigeria

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