Guayule an alternative source of natural rubber.
| Fformat: | Llyfr |
|---|---|
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D.C.
National Academy of Science
1977
|
| Fformat: | Llyfr |
|---|---|
| Iaith: | English |
| Cyhoeddwyd: |
Washington, D.C.
National Academy of Science
1977
|