Description
| Item Description: | "This symposium was presented at the Annual Meeting of the Crop Science Society of America and the American Society of Agronomy at Tucson, Arizona, on August 24, 1970. |
| Physical Description: | 1 online resource (88 pages) illustrations |
| Format: | Master and use copy. Digital master created according to Benchmark for Faithful Digital Reproductions of Monographs and Serials, Version 1. Digital Library Federation, December 2002. |
| Bibliography: | Includes bibliographical references. |
| ISBN: | 9780891185819 089118581X |