1. Editorial

   • John V. Stafford

   OriginalPaper Pages: 119 - 119

2. Farmer Experience with Precision Agriculture in Denmark and the US Eastern Corn Belt

   • S. Fountas
   • S. Blackmore
   • C. G. Sorensen

   OriginalPaper Pages: 121 - 141

3. Laser-Induced Chlorophyll Fluorescence Measurements for Detecting the Nitrogen Status of Wheat (Triticum aestivum L.) Canopies

   • J. Schächtl
   • G. Huber
   • P. Haschberger

   OriginalPaper Pages: 143 - 156

4. Seed Mapping of Sugar Beet

   • H. W. Griepentrog
   • M. Nørremark
   • B. S. Blackmore

   OriginalPaper Pages: 157 - 165

5. Mapping Potential Crop Management Zones within Fields: Use of Yield-map Series and Patterns of Soil Physical Properties Identified by Electromagnetic Induction Sensing

   • J. A. King
   • P. M. R. Dampney
   • T. R. Mayr

   OriginalPaper Pages: 167 - 181

6. Image Processing Performance Assessment Using Crop Weed Competition Models

   • Christine Onyango
   • John Marchant
   • Richard Reader

   OriginalPaper Pages: 183 - 192

7. Processing of Yield Map Data

   • J. L. Ping
   • A. Dobermann

   OriginalPaper Pages: 193 - 212

8. Modelling Wild-Oat Density in Terms of Soil Factors: A Machine Learning Approach

   • Beatriz Diaz
   • Angela Ribeiro
   • Cesar Fernadez-Quintanilla

   OriginalPaper Pages: 213 - 228