A study on the types of land preparations for rice and their effects on following upland crops [microform]
| Yazar: | |
|---|---|
| Materyal Türü: | Visual Material |
| Dil: | English |
| Baskı/Yayın Bilgisi: |
Quezon City
Photoduplication Service,University of the Philippines Library
1975.
|
| Konular: |