The paper is based on a research of the inflorescence of Tagetes erecta L. The experiment studies also include the preliminary study of effects of light, heat, pH value, reductant, oxide , sucrose, preservative and metal ion on the stability of pigment.

• 以万寿菊花序为实验材料 ,从光、热、p H值、还原介质、氧化介质、蔗糖、防腐剂、金属离子等对色素稳定性的影响进行了研究。