Soil survey of Ilocos Sur Province, Philippines

Soil survey of Ilocos Sur Province, Philippines

Manylion Llyfryddiaeth
Awdur Corfforaethol: Philippines (Republic) Department of Agriculture and Natural Resources
Awduron Eraill: Mariano, Juan A., Romero, Isidoro A., Tingzon, Jorge A.
Fformat: Llyfr
Iaith:English
Cyhoeddwyd: Manila Bureau of Printing 1954.
Cyfres:Soil report no.19
Pynciau:
Soil-surveys > Philippines > Ilocos Sur.