Abstract:

Salicylic acid is one of the ubiquitously endogenous signal molecules in plant, which has been recognized as a kind of hormones, and has great physiological function such as disease resistance, low temperature resistance, drought resistance, salt resistance, ultraviolet radiation resistance, fruit maturity, gardening product preservation and so on. This article summarized the recent research progress of salicylic acid (SA)’s physiological effects on plants.