A Novel RAPD and SCAR Marker of the Resistant Gene for Downy Mildew (dm) in Cucumber Cloning and Analysis of NBS Class Resistance Gene Analogues in Ipomoea trifida Allelic Tests and Sequence Analysis of Three Genes for Resistance to Xanthomonas perforans Race T3 in Tomato Allelic Tests and Sequence Analysis of Three Genes for Resistance to Xanthomonas perforans Race T3 in Tomato Classical and Molecular Genetics of Bacterial Wilt Resistance in Tomato Amplified Resistance Phytophthora Blight Gene Analogs from Capsicum annuumGenomic DNA Developing Molecular Markers for Leaf Rust Resistance Gene Lr45 in Wheat Based on SSR Genetic Analysis and Molecular Mapping of Stripe Rust Resistance Gene in Wheat Cultivar Zhongliang 22 Microsatellite Mapping of Powdery Mildew Resistance Gene in Wheat Landrace Xiaobaidong Wheat Leaf Rust Resistance in 28 Chinese Wheat Mini-Core Collections Pathogenic Races and Virulence Gene Structure of Magnaporthe oryzae Population and Rice Breeding Strategy for Blast Resistance in Heilongjiang Province Establishment and Application of Multiplex PCR System for Two Blast Resistance Genes Pi-ta and Pi-b in Rice