Houk, Ivan Edgar Irrigation engineering : volume 1 - Agricultural and hydrological phases / Ivan Edgar Houk - New York : John Wiley & Sons , 1951 - x, 545p. : ill. ; 20 cm. - vol. 1. Agricultural and hydrological phases . Includes bibliographical references and index. Subjects--Topical Terms: AgricultureIrrigation engineeringIrrigation Dewey Class. No.: 631.7 / HOU