Carl E. Pray

Policy For Agricultural Research  Vernon W Ruttan Carl E Pray Robert Evenson Prabhu L Pingali Paperback. CRC Press, 2020-12-04 ISBN 9780367298654     Policy For Agricultural Research  Vernon W Ruttan Carl E Pray Robert Evenson Prabhu L Pingali Hardback. CRC Press, 2019-05-31 ISBN 9780367283193     Policy For Agricultural Research  Vernon W Ruttan Carl E Pray Robert Evenson Prabhu L Pingali eBook. CRC Press, 2019-05-28 ISBN 9781000234596     Policy For Agricultural Research  Vernon W Ruttan Carl E Pray Robert Evenson Prabhu L Pingali eBook. CRC Press, 2019-05-28 ISBN 9781000306477     Biotechnology for a Second Green Revolution in India  N Chandrasekhara Rao Carl E Pray Ronald J Herring Hardback. Academic Foundation, 2019-01-30 ISBN 9789332704459     Research and Productivity in Asian Agriculture (Food Systems and Agrarian Change)  Robert E. Evenson Carl E. Pray Hardcover. Cornell University Press, 1991-06-01 ISBN 9780801425356