Agriculture is a major source of employment, income and foreign exchange. It offers opportunities to stimulate economic growth. Capitalizing on these opportunities requires modification of agricultural processing systems and application of sustainable energy technologies. Solar drying is an excellent way to preserve food and solar food dryers are an appropriate food preservation technology for a sustainable world. Drying of crops is useful in most areas of the world, especially those without a high humidity during the harvesting season. If drying of produce were widely implemented,...