, we sought to investigate whether reduced tillage results in more or less productivity gain than chemical fertilizer. The … crop productivity in the low-rainfall region. In the high-rainfall region, however, chemical fertilizer is overwhelmingly …

less productivity gains than chemical fertilizer. Our results reveal a clear superiority of organic farming practices over …

This paper shows how a developing country, Lao PDR, imports high glutinous rice prices by exporting its staple food to … that export their staple food. …

modified (GM) food as being equivalent to conventional food. A central argument by proponents of GM is that the end products … previous observations that GM food can be a credence good causing a market failure. Second, consumers are also willing to pay a … that most of today’s GM food is indistinguishable from GM-free food,consumers disagree.´ <p> …

food supply in sub-Saharan Africa. Fertilizer use in Ethiopia is one of the lowest in sub-Saharan Africa. Particularly in … the northern half of the Ethiopian highlands, use of dung as manure is also limited partly because of a significant level …’ decision to use dung as fuel and as manure, and (2) the determinants of consumption of woody biomass and dung as household fuel …