A study on the possibility of using eggshells in neutralizing acidic lahar soil /
Reginald G. Ofiana.
- Las Piñas City, Philippines : Southville International School and Colleges, 1998.
- 33 pages : colored illustrations ; 28 cm.
Includes bibliographical references.
Acid soils. Soil remediation. Eggshells as fertilizer. Waste products as soil amendments--Philippines. Lahar--Philippines.