Recent world-wide achievments were reviewed in the use of transgenic plantsto protect plants from diseases, including the introduction of viral genome components(CPgene,replicase gene, cRNA and satRNA), ribozyme gene and anti-virus compound synthasegene into plants against viruses,pathogen-derived detoxifing enzyme gene and antibiotic pep-tide gene into plants against bacteria,and chitinase gene,glucanase gene,RIP gene and stil-bene syn...