TY - BOOK AU - Nielsen,Donald R.,1931- AU - MacDonald,J.G. TI - Nitrogen behavior in field soil SN - 0125184018 PY - 1978/// CY - New York PB - Academic Press KW - Soils KW - Nitrogen content KW - Congresses KW - Nitrogen fertilizers N1 - Proceedings of a conference held in Feb. 1977, sponsored by the M. Theodore Kearney Foundation of Soil Science, University of California, Davis; Includes bibliographical references and index ER -