Irrigated soils : their fertility and management / D. W. Thorne and H. B. Peterson. Thorne, David Wynne, 1908- Peterson, Howard B. (Howard Boyd), 1912- joint author. Irrigation farming. SB112 .T48 1954 631.7 THI Includes bibliographical references and index. New Delhi : Tata McGraw -Hill, c1954. c1954. 1954 Text xii, 392 p. : eng