1. University of Missouri-Delta Center, P. O. Box 160, Portageville 63873
2. Harrow Research Center, Harrow, Ontario N0R 1 G0 Canada
3. Ministry of Agriculture, Agency for Agriculture Research and Development, BORIF, Jalan Tentara Pelajar No. 3A, Bogor 16111, Indonesia
4. Soybean Research Institute, Nanjing Agricultural University, Weigang, Nanjing, Jiangsu 210014, China
5. Estación Experimental Agroindustrial Obispo Colombres, Casilla de Correo 9, 4101 Las Talitas, Tucumán, R. Argentina
6. Istituto Sperimentale per la Patologia Vegetale, Via Bertero 22, 00156 Roma, Italy
7. G. B. Pant University of Agriculture & Technology, Pantnagar - 263145, U. P., India
8. CNPSoja - EMBRAPA, Caixa postal 231, 86001-970 Londrina - Paraná - Brasil