The Philippines recommends for fertilizer usage.
| Ente Autore: | |
|---|---|
| Natura: | Libro |
| Lingua: | English |
| Pubblicazione: |
Los Banos, Laguna
Philippine Council for Agriculture and Resources Research and Development
1983-
|
| Serie: | PCARRD technical bulletin series
no.52 |
| Soggetti: |