Canonical Correlation Analysis of Physiological and Chemical Index in Leaves and Quality Characters in Chewing Cane Diversity Analysis of Morphology and Main Agronomic Traits in Chewing Cane The Expression Analysis of Pathogenesis-related Protein Encoding Genes in Chewing Cane Leaves Infected by Gibberella fujikuroi Genetic Diversity of Chewing Cane Germplasms Using RAPD and ISSR Markers Studies on Interaction between SoSGT1 and Proteins in Leaves of Chewing Cane Infected by Gibberella fujikuroi