其他書名 | One Year's Work, Agricultural Experiment Station : Report of the Director, July 1, 1922 to June 30, 1923 |
出版 | University of Missouri, College of Agriculture, Agricultural Experiment Station, 1924 |
URL | http://books.google.com.hk/books?id=xoTPYI12EIgC&hl=&source=gbs_api |