The Belgian Development Cooperation has been working with the International Potato Centre (CIP) in developing countries since the 1970s. The aim is to support the research and training required to improve the production of potatoes and sweet potatoes, as well as other root vegetables and tubers.

A simple barrier technology has tested effective to prevent the spread and infestation of Andean potato weevils, while also protecting the biodiversity of insects, including natural enemies of pests. An ordinary sheet of plastic is proving to be a sim...