Advances in corn production : principles and practices / edited by W. H. Pierre, S. R. Aldricha and W. P. Martin. - Ludhhiana : Kalyani, c 1966. - vii, 476 p. ill. ; 23 cm. Includes index. 340 340 Subjects--Topical Terms: Corn production. Dewey Class. No.: 338.17313 / P614a