Rice hull ash which contained phosphorus and potassium had slightly increased grain yield of lowland rice even at reduced use of inorganic fertilizer.
Info
| Type of Material | Unpublished |
| Research Publication Address | University of Southern Mindanao, Kabacan, Cotabato |
| Year Published | 1986 |
| Author | MAGALLANES, Luciano T., 1986. |
| Research Location | University of Southern Mindanao, Kabacan, Cotabato USM |