Selenium is an essential trace element in human beings.The development and application of seleniumenriched fertilizer is an important way to improve its selenium content,and the selenium nutrition for human.This paper reviewed the form of exogenous selenium,the influence on the quality,selenium contents and selenium speciation of the crops with application of seleniumenriched fertilizer,which will provide reference for further investigation and development of seleniumenriched fertilizer and Seenriched agrofood.