In order to study the effects of different fertilization conditions on the carotenoid content of foxtail millet and simultaneously select the planting fertilization conditions of high carotenoid content foxtail millet,3 factors and 4 levels of L16( 45) orthogonal experiments were used here,in whic total 16 different fertilization conditions( different proportion of N,P and K) for Changnong35,and the corresponding content of beta-carotene and lutein were investigated. The results showed that fertilization ha...