Effect of PH on the growth of rhizobia and nitrogen fixation in some rhizobium-legume associations [microform]
| Yazar: | |
|---|---|
| Materyal Türü: | Visual Material |
| Baskı/Yayın Bilgisi: |
Quezon City
Photoduplication Service. University of the Philippines Library
1977.
|
| Konular: |