First published in 1965, this reissue is a report on the Second Rehovoth Conference of August 1963, convened by the then Deputy Prime Minister of Israel, Mr Abba Eban, in order to enable the scientists and political leaders of developing countries to establish meaningful communication on the overall topic of comprehensive agricultural planning in developing countries. Conference discussions centred on the three main topics of; agricultural planning and rural development; the human factor in agricultural development; and agricultural research, extension, and education.