The Philippines recommends for duck egg production.
| Natura: | Libro |
|---|---|
| Pubblicazione: |
Los Baños, Laguna
Philippine Council for Agriculture, Forestry and Natural Resources Research and Development
2006.
|
| Edizione: | 3rd ed. |
| Serie: | PCARRD Philippines recommends series
no. 90-B. |
| Soggetti: |