Classification of volcanic ash soils

Classification of volcanic ash soils

Sonraí bibleagrafaíochta
Údar corparáideach: Philippines (Republic). Bureau of Soils
Rannpháirtithe: Mariano, Juan A.
Formáid: LEABHAR
Teanga:English
Foilsithe / Cruthaithe: [Manila s.n.] [1964]
Ábhair:
Volcanic ash, tuffs, etc. > Classification.