An independent, peer reviewed journal for policy makers and practitioners in agriculture and related industries, assessing the interactions between population growth, resources, the environment and climate change.
It is often claimed by proponents of organic farming that, if used worldwide, it would provide sufficient food for a growing world population.
Here we make a critical assessment of this claim for wheat, a major cereal crop and source of food throughout the world.
We have compared organic and conventional systems, examined some of the publications and claims in detail, and found a typical ratio of organic:conventional wheat yields of 0.65.
Nitrogen (N) fixation by …