Increasing grain price volatility over the last year has revived the discussion on optimal marketing strategies. Various models of optimal grain marketing have been proposed and simulated in the literature. In this study an overview on these models is presented and critical aspects are...

This paper investigates the effects of network based individual social capital on the access of rural households to services. In the context of development economics, an innovative data collection approach is used to determine network based social capital. The approach originates from the field...

The supermarket revolution has arrived in China and is spreading as fast as or faster than anywhere in the world. As the demand for vegetables, fruit, nuts and other high valued products have risen, urban retailers are finding new venues seized on niche and today have over $55 billion in sales,...

Cereal grains are important staple foods in Africa but yields are still too low at 1.5 tons per ha for maize while compared with a global average of 4.5 tons per ha. This can be partly attributed to limited development of commercial seed markets, low use of improved seeds, small and highly...

In order to evaluate food security, technology potential and the environmental impacts of production in a strategic and regional context, it is critical to have reliable information on the spatial distribution and coincidence of people, agricultural production, and environmental services. This...

Population pressures and the need to optimize the use of limited available land has led to increasing cropping affluence levels within the maize agro-ecologies in Kenya, and a shift from large to smallholder intensification and multiple cropping patterns. Using a geographic information system,...

Malaria and other transient illnesses have been recognized as factors constraining economic development in tropical countries. The purpose of this paper is to determine the direct and the indirect impact of transient illness shocks, caused primarily by malaria but also including other tropical...

This study analyzed relationship between techn ical efficiency and socio-economic variables of cassava farmers in Nigeria. Data were collected from randomly sampled 360 cassava farmers in Nigeria using a structured questionnaire. The data were analyzed using descriptive statistics comprising...

Vitamin A deficiency (VAD) affects millions of people world-wide, causing serious health problems. Golden Rice (GR), which has been genetically engineered to produce beta-carotene, is being proposed as a remedy. While this new technology has aroused controversial debates, its nutritional impact...

There has been a decline in crop productivity in Kenya, a situation that has contributed to the raising food insecurity in the country. Communities in arid and semi-arid areas of the country, the landless, and female headed households are particularly vulnerable to food insecurity. Given the...