ABSTRACTPotato crop (Solanum tuberosum) in Egypt is one of the major vegetable crops, as it is grown each year, cultivated area is 437386 feddan (183702 ha), and quantity of production is 4955445 ton (Agricultural Statistics Yearbook, 2015). The farming structure in Egypt has totally changed during the past 50 years. It has gone from a small number of very large holdings to very large number of small holdings (FAO, 2010). The main objectives of this research were to develop, manufacture and evaluate self propelled potato harvesting machine suitable for smallholdings, the following steps were used. The develop and manufacture of the self propelled machine were conducted at the Agricultural Engineering Department, Faculty of Agriculture, Cairo University and... |