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Volcanic Soils. Weathering and Landscape Relationships of Soils on Tephra and Basalt. Catena Supplement 7. [Monograph]
Caldas, E.F. \ Yaalon, D.H. \ 1984
classification systems - soil classification - Andosols - soil physical properties - soil formation - soil chemical properties - New Zealand - Papua New Guinea - Colombia - Spain - Vanuatu - Italy - Canada
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Caracteristicas Quimicas de las Aguas Subterraneas de las Islas Canarias Occidentales (Tenerife, la Palma, Gomera y Hierro). [Monograph]
Caldas, E.F. \ Garcia, V.P. \ 1974
Europe - Spain
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Andosoles de las Islas Canarias. Numero 29. Investigacion 6. [Monograph]
Caldas, E.F. \ Salguero, M.L.T. \ 1975
Europe - Spain
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