247

Estimating a Two Nutrient Yield Response Surface From University Extension Information.

T. Scott Murrell, International Plant Nutrition Institute Americas Group

248

Irrigated Soybean Response to Nitrogen Applied During Early Reproductive GROWTH.

Charles Wortmann, University of Nebraska�Lincoln; Richard B. Ferguson, University of Nebraska-Lincoln; Charles A. shapiro, University of Nebraska-Lincoln

363-3

249

Suction Lysimeter Method for Estimating Nitrate Leaching Losses In Horticultural Crops.

Michael D. Cahn, University of California, Cooperative Extension; Tim K. Hartz, University of California; Richard F. Smith, University of California, Cooperative Extension; Aaron L. Heinrich, University of California, Cooperative Extension; Barry F. Farrara, University of California, Cooperative Extension; Thomas G. Bottoms, University of California

363-4

250

Nitrogen IN SOIL AS Affected by Cropping SYSTEMS UNDER NO-till.

Gustavo Castoldi, S�o Paulo State University, College of Agricultural Sciences; La�rcio Augusto Pivetta, S�o Paulo State University, College of Agricultural Sciences; Jhonatas Gomes dos Reis, S�o Paulo State University, College of Agricultural Sciences; Caio Cesar Carnelos, S�o Paulo State University, College of Agricultural Sciences; Ciro Rosolem, São Paulo State University, College of Agricultural Sciences

363-5

251

Response of Cotton (Gossypium hirsutum L.) Fiber Quality to Carbohydrates and Nitrogen In the Subtending Leaf of Cotton Boll.

Youhua Wang, Nanjing Agricultural University; Zhiguo Zhou, Nanjing Agricultural University; Xiangbin Gao, Nanjing Agricultural University; Yali Meng, Nanjing Agricultural University; Jie Kuai, Nanjing Agricultural University

363-6

300

Polymer-Coated Urea Application Ratios and Timings Affect Wheat and Double-Crop Soybean Yields.

Patrick Nash, University of Missouri; Kelly Nelson, Center for Agroforestry, University of Missouri; Peter Motavalli, University of Missouri-Columbia; Clinton Meinhardt, University of Missouri

363-7

301

Incorporating Local Weather and Soil Variation In Adaptive Nitrogen Management: Validating the Adapt-N Tool for On-Farm Sidedress Recommendations for Corn.

Bianca Moebius-Clune, Cornell University; Harold van Es, Cornell University; Jeff Melkonian, Cornell University; Laura Joseph, Cornell University; Robert Schindelbeck, Cornell University; Shannon Gomes, Cedar Basin Crop Consulting, Inc.

363-8

302

Effects of Concentration of Selected Heavy Metals on Nodulation and Nitrogen Nutrition of Leguminous Crops.

Samir A. Haddad, Minia University; M. Ali Tabatabai, Iowa State University; A. A. Abdel-Moneim, Minia University; Thomas Loynachan, Iowa State University

363-9

303

Fall to Winter Soil Nitrate Retention and Profile Distribution In Winter Wheat: Effects of Starter and Preceding Corn Nitrogen Applications.

Patrick Forrestal, University of Maryland; Robert Kratochvil, University of Maryland; John Meisinger, USDA-ARS

363-10

304

Effect of Nitrogen Sources, Rates, and Application Time On Spring Wheat Yield and Grain Protein.

Olga S. Walsh, Montana State University

363-11

305

Agri-Environmental Effect of N Fertilizer On Potato Production.

Athyna Cambouris, Agriculture and Agri-Food Canada; Bernie Zebarth, Agriculture and Agri-Food Canada; Noura Ziadi, Agriculture and Agri-Food Canada; Cynthia Grant, Agriculture and Agri-Food Canada; Craig Drury, Agriculture and Agri-Food Canada

363-12

306

Cotton Yield and Nitrogen Content Under Different Row Spacings and Growth Regulator Application In the No-Tillage System In the Cerrado of Brazil.

Enes Furlani Jr., Sao Paulo State University; Samuel Ferrari, S�o Paulo State University - UNESP; Gustavo Pereira, Sao Paulo State University; Enes V. Furlani, Sao Paulo State University

363-13

307

Corn Residue Harvesting Effects On Yield Response to N Fertilization.

Jose L. Pantoja, Iowa State University; John E. Sawyer, Iowa State University; Daniel W. Barker, Iowa State University; Mahdi Al-Kaisi, Iowa State University

363-14

308

Relationship Between Soil Nitrate Accumulation and In-Season Corn N Nutrition Indicators.

Noura Ziadi, Agriculture and Agri-Food Canada; Gilles Belanger, Agriculture and Agri-Food Canada; Annie Claessens, Agriculture and Agri-Food Canada

363-15

309

How Reliable Are N Credits From Alfalfa to Corn?.

Michael Russelle, USDA-ARS; Matt A. Yost, University of Minnesota; Jeffrey Coulter, University of Minnesota

363-16

310

Inbred Maize Response to Cover Crops and Nitrogen Fertilization In Puerto Rico.

David Sotomayor, University of Puerto Rico at Mayaguez; Randy Huckaba, Mycogen Seeds; Ricardo Barnes, Mycogen Seeds; Jesus Espinosa, University of Puerto Rico at Mayaguez; Ronald Dorcinvil, North Dakota State University

363-17

311

Cotton/Corn Rotation In the MidSouth - Effect On Yield and Nematode Dynamics.

M. Wayne Ebelhar, Mississippi State University; Davis Clark, Mississippi State University; Horace C. Pringle III, Mississippi State University

363-18

312

Nitrogen Requirements of Sugarbeet.

David Tarkalson, USDA-ARS; Dave Bjorneberg, USDA-ARS

363-19

313

Monitoring of N Release From ESN and Impact on Winter Wheat in Northern Great Plains.

Eric Bremer, Western Ag Innovations; Ken Greer, Western Ag Innovations; Brian Fowler, University of Saskatchewan; Cody Chytyk, Western Ag Innovations

363-20

314

Barley As a Production Cover Crop In the Mid-Atlantic USA.

Kiran Pavuluri, Virginia Tech; Ryan Stewart, Virginia Tech; Keith Balderson, Virginia Tech; Glenn Chapell, Virginia State University; Wade Thomason, Virginia Tech

363-21

315

Testing Nitrogen Fertilizer Sources to Increase N-Use Efficiency of Common Beans in the Brazilian Savanna.

Maria da Concei��o S. Carvalho, Brazilian Agricultural Research Corporation - EMBRAPA; Pedro Silveira, Brazilian Agricultural Research Corporation - EMBRAPA; Beata Madari, Brazilian Agricultural Research Corporation - EMBRAPA; Marcia Thais Carvalho, Brazilian Agricultural Research Corporation - EMBRAPA; Tatiely Bernardes, Federal University of Goias

363 Nitrogen and Crop Production: II