Development and spread of high-yielding rice varieties in developing countries
| 主要作者: | |
|---|---|
| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Washington, D.C.
Bureau for Science and Technology, Agency for International Development
1986.
|
| 主題: |
| 主要作者: | |
|---|---|
| 格式: | 圖書 |
| 語言: | English |
| 出版: |
Washington, D.C.
Bureau for Science and Technology, Agency for International Development
1986.
|
| 主題: |