Singh, K. N. Towards a dynamic agriculture through modern technology and extensión techniques ; proceedings of the staff course on subject matter.. - New Delhi : Ministry of Food, Agriculture, Community Development, (1968) - 309 p. : ilus. LCCN: 56600 Subjects--Topical Terms: Agricultura--India.Agricultura--Innovaciones tecnológicas.Extensión agrícola--India. Dewey Class. No.: 630.717 / S54