Arbuscular mycorrhizal fungi(AMF)is an important beneficial microorganism in natural world and agriculture ecological system. Once a symbiotic relationship is formed between it and the host plant, the nutriture of host plant can be significantly improved,and the yield,quality,stress resistance can also be increased. This paper summarized the research history about AMF,species and resources of AMF,and its physiological effect and action mechanism on vegetables. Examples of applying AMF in vegetable produc...