McDonald, M. B. Seed production : principles and practices / Miller B. McDonald and Lawrence O. Copeland. - 1ST ED. - New Delhi : CBS Publidhers & Distributors, 1998 - viii, 749 p. : ill. ; 24 cm. Includes bibliographical references and index. ISBN: 8123906005 Subjects--Topical Terms: Seed technology Dewey Class. No.: 631.52 / MCS