Hillel, Daniel. Soil and water; physical principles and processes - New York : Academic Press, 1971 - 288 p. : ilus. - Physiological ecology . - Physiological ecology . LCCN: 15609 Subjects--Topical Terms: Suelos--FĂsica de.Suelos--Humedad. Dewey Class. No.: 631.43 / H5