[eng] Price policy and elasticity of supply in cotton-based farms of Cameroun . The ajustment of agricultural supply in the cotton zone depends on the objective of production and the level of capitalization of farms. Nevertheless, in the case of the CFA devaluation, these farms can maintain the...

[eng] Demographic growth and agricultural intensification process in mali technical and economical modelling of village agratian systems . The objectif of the study is to improve the unterstuning of the agricultural intensification process in south Mali, where the demographic growth and the...

A dynamic programming model is developed to identify barriers to the adoption of long-run control programs for the parasitic weed Striga. The model is applied to Sirakorola in northwestern Mali. The ability of national and village-level institutions to overcome the barriers to adoption is explored.