1. Editorial

   • John V. Stafford

   Editorial Commentary Pages: 7 - 7

2. Identifying Potential Within-Field Management Zones from Cotton-Yield Estimates

   • B. Boydell
   • A. B. McBratney

   OriginalPaper Pages: 9 - 23

3. Site-Specific Weed Control in Maize, Sugar Beet, Winter Wheat, and Winter Barley

   • R. Gerhards
   • M. Sökefeld
   • M. M. Williams II

   OriginalPaper Pages: 25 - 35

4. Creating Field Extent Digital Elevation Models for Precision Agriculture

   • T. F. A. Bishop
   • A. B. McBratney

   OriginalPaper Pages: 37 - 46

5. Interdisciplinary Irrigated Precision Farming Research

   • D. F. Heermann
   • J. Hoeting
   • K. Fleming

   OriginalPaper Pages: 47 - 61

6. Weed Detection Using Canopy Reflection

   • E. Vrindts
   • J. De Baerdemaeker
   • H. Ramon

   OriginalPaper Pages: 63 - 80

7. Error Sources on Yield-Based Fertilizer Variable Rate Application Maps

   • C. W. Chan
   • J. K. Schueller
   • J. A. Cornell

   OriginalPaper Pages: 81 - 94

8. Crop/Weed Outcomes from Site-Specific and Uniform Soil-Applied Herbicide Applications

   • David A. Mortensen

   Errata Pages: 95 - 95