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Research was undertaken on the economics of crop-livestock integration in the Northern Guinea Savannah of Nigeria. The aim of the study was to quantify the reciprocal contributions of crops and livestock and also the factors affecting the integration of crops and livestock production in the area....


Ndubuisi, A.Zeddies, J.Manyong, Victor M.Smith, J.M.[Economic analysis of croplivestock integration in the northern Guinea savannah of Nigeria]Economic analysis of croplivestock integration in the northern Guinea savannah of Nigeria

A socio-economic study was executed in South East Niger to determine the conditions under which a novel mycopesticide based on the fungus Metarhizium flavoviride could be introduced for locust and grasshopper control as a possible alternative reducing the use of synthetic chemicals. From the inte...


Maiga, I.H.Douro-Kpindou, O.K.Lomer, C.J.Langewald, J.[Pratiques paysannes et utilisation potentielle de Metarhizium flavoviride Gams and Rozsypal en lutte antiacridienne au Niger]Pratiques paysannes et utilisation potentielle de Metarhizium flavoviride Gams and Rozsypal en lutte antiacridienne au Niger

A historical review of bean imports in Colombia as of 1984 is presented as well as an analysis of the conditions that lead to their occurrence. The effect of foreign bean trade on national production, mainly carried out by small farmers, and on domestic prices is also analyzed, emphasizing price ...


Luna González, Carlos AdolfoJanssen, W.[El comercio internacional y la produccion de frijol en Colombia]El comercio internacional y la produccion de frijol en Colombia

Economic values for production traits (carrier, fat, protein, and dressing percentage) and functional traits (conception rate, survival rate, body weight, and rumen capacity) were calculated for Holstein cattle of Costa Rica. Economic values were derived using a bio-economic model that combined g...


Vargas, B.Groen, A.F.Herrero, Mario T.Arendonk, Johan A.M. van[Economic values for production and functional traits in Holstein cattle of Costa Rica]Economic values for production and functional traits in Holstein cattle of Costa Rica

Highlights the interactions between agronomy and economics in developing forage production techniques for the two main land-use situations in the subhumid zone of Nigeria, viz, cultivation and fallow. Presents break-even sorghum grain-stylo price ratios for different undersowing times, capital an...


Kaufmann, Ralph R. vonMohamed-Saleem, M.A.[Interactions entre parametres agronomiques et economiques dans la recherche agrostologique]Interactions entre parametres agronomiques et economiques dans la recherche agrostologique
Autor: Kaimowitz, D.

This article analyzes why it has been easier to promote some types of environmental policy reform in Latin America than others. It first looks at the main groups that might promote such reforms - developed country organizations, the urban middle class, groups that have direct material interests i...


Kaimowitz, D.[The political economy of environmental policy reform in Latin America]The political economy of environmental policy reform in Latin America
Autor: Wunder, Sven

Over the past several decades, significant donor funding has been directed to sustainable forest management in the tropics, in the hope of combining forest conservation with economic gains through sustainable use. To date, this approach has produced only modest results in terms of changed silvicu...


Wunder, Sven[Are direct payments for environmental services spelling doom for sustainable forest management in the tropics?]Are direct payments for environmental services spelling doom for sustainable forest management in the tropics?

Should policy makers - or anyone else - care about millions of ha of Imperata grassland? The answer depends on the balance between costs of conversion to other uses and the net benefits produced in economic growth, poverty alleviation, and protection of the environment. The first section on Imper...


Tomich, Thomas P.Kussipalo, V.Menz, K.Byron, R.N.[Imperata economics and policy]Imperata economics and policy
Autor: Kaimowitz, D.

This article analyzes why it has been easier to promote some types of environmental policy reform in Latin America than others. It first looks at the main groups that might promote such reforms - developed country organizations, the urban middle class, groups that have direct material interests i...


Kaimowitz, D.[The political economy of environmental policy reform in Latin America]The political economy of environmental policy reform in Latin America

This paper reviews the ways in which the economic impact of parasitic diseases of production animals have been evaluated. It then discusses the shortfalls of such studies as well as the opportunities for improving the quality of economic impact assessments and their value to decision makers in th...


Perry, Brian D.Randolph, Thomas F.[Improving the assessment of the economic impact of parasitic diseases and of their control in production animals]Improving the assessment of the economic impact of parasitic diseases and of their control in production animals

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