Expression of Special Genes Resistant to Powdery Mildew (Blumeria graminis f. sp. tritici) in Wheat Germplasm N9436 Isolation of Parthenocarpy Related ESTs in Parthenocarpic Eggplant Using Suppression Subtraction Hybridization(SSH) Expression Pattern of Special Genes Resistant to Powdery Mildew (Blumeria graminis f. sp. tritici) in SSH-cDNA Library of Wheat Isolation of Parthenocarpy Related ESTs in Parthenocarpic Eggplant Using Suppression Subtraction Hybridization(SSH) Expression of special genes resistant to powdery mildew (Blumeria graminis f. sp. tritici) in wheat germplasm N9820 WU Jin-Hua1, MA Zhi-ying1, Zhang Xi-ping2, JI Wan-quan3(1College of Agronomy, Agricultural University of , Baoding 071001,China; 2Institute of Urban and Rural Construction, Agricultural University of Hebei, Baoding 071001, China; 3College