1. The Climate Corp. 110 T.W. Alexander Drive, Research Triangle Park Raleigh NC 27709
2. Unidad Integrada INTA EEA Balcarce-Facultad de Ciencias Agrarias Univ. Nacional de Mar del Plata C.C. 276 (7620) Balcarce Argentina
3. Dep. of Agronomy, P.O. Box 110500 Univ. of Florida Gainesville FL 32611
4. Breaking Ground, 3501 W. Fillmore St ChicagoIL60624
5. Dep. of Agricultural and Biological Engineering, P.O. Box 110570 Univ. of Florida GainesvilleFL32611
6. 43 Hemans St. Cambridge 3432 New Zealand
7. Monsanto Co. St Louis MO
8. Dupont-Pioneer 5153 E. Simpson Dr. Vincennes IN 47591
9. QAAFI Univ. of Queensland Brisbane QLD 4072 Australia
10. USDA‐ARS National Lab. for Agriculture and Environment Ames IA 50011
11. Dep. of Plant Science Pennsylvania State Univ. University Park PA 16802
12. School of Environmental and Forest Sciences, College of the Environment Univ. of Washington Seattle WA 98195
13. USDA‐ARS 808 E. Blackland Rd. Temple TX 76502
14. Dep. Producción Vegetal: Fitotecnia Univ. Politécnica of Madrid 28040 Madrid Spain
15. Institute of Landscape Systems Analysis Leibniz Centre for Agricultural Landscape Research 15374 Müncheberg Germany
16. Dep. of Agronomy Purdue Univ. West Lafayette IN 47907
17. INRA UMR759 Lab. d'Ecophysiologie des Plantes sous Stress Environnementaux Place Viala F-34060 Montpellier France
18. Biological Systems Engineering Washington State Univ. PullmanWA99164
19. Dep. of Horticulture and Crop Science Ohio State Univ. ColumbusOH43210
20. USDA‐ARS Crop Systems and Global Change Lab. BeltsvilleMD20705
21. INRA UMR 1248 Agrosystèmes et développement territorial (AGIR) Cedex 31326 Castanet-Tolosan Cedex France
22. Dep. Agronomy and Horticulture Univ. of Nebraska LincolnNE68583