However, the larger lesson is that successful agricultural development may require linking primary production to local processing in order to make the primary production a viable economic activity. These farms account for a large share of the rural population and their low income is a major factor in the large gap between urban and rural income in the state. The creation of a dual system of farmland ownership set in place the foundation for a dual structure of agriculture by removing the possibility of using land as collateral for loans for farmers on ejidos.