Soil Management

Foreword vii Preface ix Contributors xi Section 1 Framing the Soil Resource Problem 1 An Overview of Soil and Water Management: The Challenge of Enhancing Productivity and Sustainability 3 Daniel Hillel 2 Challenging Balance between Productivity and Environmental Quality: Tillage Impacts 13 D.C. Reicosky, T.J. Sauer, and J.L. Hatfield 3 Indices for Soil Management Decisions 39 Douglas L. Karlen, Brian J. Wienhold, Shujiang Kang, Ted M. Zobeck, and Susan S. Andrews Section 2 Principles Underlying Management 4 Water Dynamics in Soils 53 M.B. Kirkham 5 Nutrient Cycling in Soils: Nitrogen 67 Robert W. Mullen 6 Potassium Cycling 79 Sylvie Brouder 7 Nutrient Cycling in Soils: Sulfur 103 John L. Kovar and Cynthia A. Grant 8 Gas Exchange in Soils 117 Witold Stępniewski, Zofia Stępniewska, and Agnieszka Rożej 9 Soil Biology 145 Eileen J. Kladivko and Jill Clapperton 10 Soil Management for Increasing Water Use Efficiency in Field Crops under Changing Climates 161 Jerry L. Hatfield 11 Climatic Resources 175 Jerry L. Hatfield and John H. Prueger 12 Pesticide Movement 183 Timothy J. Gish, Jared Williams, John H. Prueger, William Kustas, Lynn G. McKee, and Andy Russ 13 Subsurface Drainage Design and Management to Meet Agronomic and Environmental Goals 199 J.S. Strock, G.R. Sands, and M.J. Helmers 14 Wind Erosion 209 Ted M. Zobeck and R. Scott Van Pelt 15 Crusting 229 Guy J. Levy Section 3 Soil Management Practices 16 Manure Management 247 Francis J. Larney, Xiying Hao, and Edward Topp 17 Disease Management 265 Timothy C. Paulitz 18 Direct and Indirect Impacts of Weed Management Practices on Soil Quality 275 Richard G. Smith, Matthew R. Ryan, and Fabian D. Menalled 19 Fallow Effects on Soil 287 David C. Nielsen and Francisco J. Calderón 20 Grazing Impacts on Soil Physical, Chemical, and Ecological Properties in Forage Production Systems 301 Miguel A. Taboada, Gerardo Rubio, and Enrique J. Chaneton 21 The Use of Cover Crops to Manage Soil 321 T.C. Kaspar and J.W. Singer 22 Intercropping and its Implications for Soil Management 339 S. Walker, C.J. Stigter, E. Ofori, and N. Kyei-Baffour 23 Agroforestry 351 Thomas J. Sauer and Guillermo Hernandez-Ramirez 24 Soil Management Implications of Producing Biofuel Feedstock 371 Jane M.F. Johnson, David W. Archer, Douglas L. Karlen, Sharon L. Weyers, and Wally W. Wilhelm 25 Emerging Challenges in Soil Management 391 Jerry L. Hatfield and Thomas J. Sauer Index 395