Affiliation: | (1) Dpt. Plant Sciences, Wageningen University, Lab. of Plant Breeding, P.O. Box 386, Wageningen, The Netherlands;(2) School of Land and Food Sciences, The University of Queensland, Brisbane, Qld, 4072, Australia;(3) Pioneer Hi-Breed International Inc., 7300 N.W. 62nd Avenue, P.O. Box 1004, Johnston, Iowa 50131-1004, USA;(4) International Center for Agricultural Research in the Dry Areas, P.O. Box 5466, Aleppo, Syria |