Fluorescent Staining with Solophenyl Flavine for Infection Observation in Phytophthora infestans Age-related Resistance and the Mechanism of Ph-3 Gene to Phytophthora infestans in Tomato The resistance of Phytophthora infestans isolates to metalaxyl Distribution of mating type and metalaxyl-resistance of Phytophthora infestans in Fujian Gene Silence of Phytophthora infestans Induced by Plant-mediated RNA Interference in Potato Physiological Reactions of Tomato after Late Blight Inoculation Age-related Resistance and the Mechanism of Ph-3 Gene to Phytophthora infestans in Tomato Histocytology of Interaction between Phytophthora infestans and Potato Cultivar with Horizontal Resistance Correlation between pathotype and DNA fingerprinting pattern based on avirulence genes of Phytophthora infestans Identification and analysis of mitochondrial haplotypes on potato Phytophthora infestans in Qinghai area Evalua tion of QTL Markers Associated with Horizontal Resistance to LateBlight of Potato Mating type, metalaxyl sensitivity and physiological races of Phytophthora infestans in Fujian Province SCAR marker of resistance of Phytophthora infestans on potato to metalaxyl Effect of the metabolites of Pseudomonas sp. 20#-5 on Phytophthora infestans Identification of Candidate Expressed Sequences Associated with Race-specific Avirulence Genes by cDNA-Amplified Fragment Length Polymorphism Identification of Tomato Wild Species Resistant to Late Blight ( Phytophthora infestans) and Primary Introgression into Cultivars in China Distribution of RXLR effectors Avr3a, Avr4 and IPI-O in Phytophthora infestans isolates in China Changes of Cell Ultra Structure in Different Resistant Lines of Tomato afterPhytophthora infestans Inoculation Identification of Tomato Wild Species Resistant to Late Blight ( Phytophthora infestans) and Primary Introgression into Cultivars in China Changes of Cell Ultra Structure in Different Resistant Lines of Tomato afterPhytophthora infestans Inoculation Evalua tion of QTL Markers Associated with Horizontal Resistance to LateBlight of Potato Inhibiting Mechanism of the Extract of Introduced Trichoderma harzianum Strain T28 to Phytophthora infestans