Nair, K. N. S. 1951- Technological changes in agriculture : impact on productivity and employment / Birla Institute of Scientific Research, Economic Research Division ; K. N. S. Nair - New Delhi : Vision Books, 1980 - xi, 170 p., [10] p. of plates : ill. ; 22 cm. Author: K.N.S. Nair ISBN: Rs. 60.00 Subjects--Topical Terms: Agricultural innovationsFarm mechanizationAgricultural productivityAgriculture--Labor productivity Dewey Class. No.: 338.10954